Home / 98,496,640.10-147,744,960.15-65,618,156.90

Finding the Fourth Proportional to 98,496,640.10, 147,744,960.15 and 65,618,156.90

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Solution

The fourth proportional to 98,496,640.10, 147,744,960.15 and 65,618,156.90 is: 98,427,235.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,496,640.10 : 147,744,960.15 = 65,618,156.90 : x
  2. Step 2: Convert to fraction form
    98,496,640.10/147,744,960.15 = 65,618,156.90/x
  3. Step 3: Cross multiply
    98,496,640.10x = 147,744,960.15 × 65,618,156.90
  4. Step 4: Simplify right side
    98,496,640.10x = 9,694,751,976,306,948
  5. Step 5: Solve for x
    x = 9,694,751,976,306,948/98,496,640.10
  6. Step 6: Final answer
    x = 98,427,235.35

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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.