Home / 118,088,229.40-177,132,344.10-66,432,164.20

Finding the Fourth Proportional to 118,088,229.40, 177,132,344.10 and 66,432,164.20

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Solution

The fourth proportional to 118,088,229.40, 177,132,344.10 and 66,432,164.20 is: 99,648,246.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,088,229.40 : 177,132,344.10 = 66,432,164.20 : x
  2. Step 2: Convert to fraction form
    118,088,229.40/177,132,344.10 = 66,432,164.20/x
  3. Step 3: Cross multiply
    118,088,229.40x = 177,132,344.10 × 66,432,164.20
  4. Step 4: Simplify right side
    118,088,229.40x = 11,767,284,968,382,102
  5. Step 5: Solve for x
    x = 11,767,284,968,382,102/118,088,229.40
  6. Step 6: Final answer
    x = 99,648,246.30

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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.