Home / 1,281,164,000.76-1,768,139,480.70-738,023,684.76

Finding the Fourth Proportional to 1,281,164,000.76, 1,768,139,480.70 and 738,023,684.76

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Solution

The fourth proportional to 1,281,164,000.76, 1,768,139,480.70 and 738,023,684.76 is: 1,018,549,392.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,281,164,000.76 : 1,768,139,480.70 = 738,023,684.76 : x
  2. Step 2: Convert to fraction form
    1,281,164,000.76/1,768,139,480.70 = 738,023,684.76/x
  3. Step 3: Cross multiply
    1,281,164,000.76x = 1,768,139,480.70 × 738,023,684.76
  4. Step 4: Simplify right side
    1,281,164,000.76x = 1,304,928,814,715,846,912
  5. Step 5: Solve for x
    x = 1,304,928,814,715,846,912/1,281,164,000.76
  6. Step 6: Final answer
    x = 1,018,549,392.54

Related Problems

Find fourth proportional to 640,582,000.38, 884,069,740.35 and 369,011,842.38
Half scale
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Double scale
Find fourth proportional to 1,281,164,001.76, 1,768,139,482.08 and 738,023,685.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.