Home / 1,158,828,883.20-1,738,551,254.40-503,498,707.20

Finding the Fourth Proportional to 1,158,828,883.20, 1,738,551,254.40 and 503,498,707.20

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Solution

The fourth proportional to 1,158,828,883.20, 1,738,551,254.40 and 503,498,707.20 is: 755,381,852.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,158,828,883.20 : 1,738,551,254.40 = 503,498,707.20 : x
  2. Step 2: Convert to fraction form
    1,158,828,883.20/1,738,551,254.40 = 503,498,707.20/x
  3. Step 3: Cross multiply
    1,158,828,883.20x = 1,738,551,254.40 × 503,498,707.20
  4. Step 4: Simplify right side
    1,158,828,883.20x = 875,358,308,991,338,368
  5. Step 5: Solve for x
    x = 875,358,308,991,338,368/1,158,828,883.20
  6. Step 6: Final answer
    x = 755,381,852.90

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Double scale
Find fourth proportional to 1,158,828,884.20, 1,738,551,255.90 and 503,498,708.20
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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.