Home / 147,234,763.29-220,828,189.08-69,511,517.04

Finding the Fourth Proportional to 147,234,763.29, 220,828,189.08 and 69,511,517.04

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Solution

The fourth proportional to 147,234,763.29, 220,828,189.08 and 69,511,517.04 is: 104,255,965.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,234,763.29 : 220,828,189.08 = 69,511,517.04 : x
  2. Step 2: Convert to fraction form
    147,234,763.29/220,828,189.08 = 69,511,517.04/x
  3. Step 3: Cross multiply
    147,234,763.29x = 220,828,189.08 × 69,511,517.04
  4. Step 4: Simplify right side
    147,234,763.29x = 15,350,102,428,146,764
  5. Step 5: Solve for x
    x = 15,350,102,428,146,764/147,234,763.29
  6. Step 6: Final answer
    x = 104,255,965.68

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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.