Home / 141,721,605.20-212,582,407.80-34,016,229.20

Finding the Fourth Proportional to 141,721,605.20, 212,582,407.80 and 34,016,229.20

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Solution

The fourth proportional to 141,721,605.20, 212,582,407.80 and 34,016,229.20 is: 51,024,343.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,721,605.20 : 212,582,407.80 = 34,016,229.20 : x
  2. Step 2: Convert to fraction form
    141,721,605.20/212,582,407.80 = 34,016,229.20/x
  3. Step 3: Cross multiply
    141,721,605.20x = 212,582,407.80 × 34,016,229.20
  4. Step 4: Simplify right side
    141,721,605.20x = 7,231,251,907,612,669
  5. Step 5: Solve for x
    x = 7,231,251,907,612,669/141,721,605.20
  6. Step 6: Final answer
    x = 51,024,343.80

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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.