Home / 98,221,505.40-147,332,258.10-40,694,657.40

Finding the Fourth Proportional to 98,221,505.40, 147,332,258.10 and 40,694,657.40

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Solution

The fourth proportional to 98,221,505.40, 147,332,258.10 and 40,694,657.40 is: 61,041,986.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,221,505.40 : 147,332,258.10 = 40,694,657.40 : x
  2. Step 2: Convert to fraction form
    98,221,505.40/147,332,258.10 = 40,694,657.40/x
  3. Step 3: Cross multiply
    98,221,505.40x = 147,332,258.10 × 40,694,657.40
  4. Step 4: Simplify right side
    98,221,505.40x = 5,995,635,767,347,874
  5. Step 5: Solve for x
    x = 5,995,635,767,347,874/98,221,505.40
  6. Step 6: Final answer
    x = 61,041,986.10

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Similar ratio
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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.