Home / 727,664,810.80-1,091,497,216.20-555,477,926.80

Finding the Fourth Proportional to 727,664,810.80, 1,091,497,216.20 and 555,477,926.80

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Solution

The fourth proportional to 727,664,810.80, 1,091,497,216.20 and 555,477,926.80 is: 833,216,890.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    727,664,810.80 : 1,091,497,216.20 = 555,477,926.80 : x
  2. Step 2: Convert to fraction form
    727,664,810.80/1,091,497,216.20 = 555,477,926.80/x
  3. Step 3: Cross multiply
    727,664,810.80x = 1,091,497,216.20 × 555,477,926.80
  4. Step 4: Simplify right side
    727,664,810.80x = 606,302,610,762,747,392
  5. Step 5: Solve for x
    x = 606,302,610,762,747,392/727,664,810.80
  6. Step 6: Final answer
    x = 833,216,890.20

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.