Home / 792,087,434.10-1,188,131,151.15-724,006,998.90

Finding the Fourth Proportional to 792,087,434.10, 1,188,131,151.15 and 724,006,998.90

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Solution

The fourth proportional to 792,087,434.10, 1,188,131,151.15 and 724,006,998.90 is: 1,086,010,498.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,087,434.10 : 1,188,131,151.15 = 724,006,998.90 : x
  2. Step 2: Convert to fraction form
    792,087,434.10/1,188,131,151.15 = 724,006,998.90/x
  3. Step 3: Cross multiply
    792,087,434.10x = 1,188,131,151.15 × 724,006,998.90
  4. Step 4: Simplify right side
    792,087,434.10x = 860,215,269,043,713,792
  5. Step 5: Solve for x
    x = 860,215,269,043,713,792/792,087,434.10
  6. Step 6: Final answer
    x = 1,086,010,498.35

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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.