Home / 275,721,405.10-413,156,954.85-239,158,264.30

Finding the Fourth Proportional to 275,721,405.10, 413,156,954.85 and 239,158,264.30

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Solution

The fourth proportional to 275,721,405.10, 413,156,954.85 and 239,158,264.30 is: 358,368,622.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,721,405.10 : 413,156,954.85 = 239,158,264.30 : x
  2. Step 2: Convert to fraction form
    275,721,405.10/413,156,954.85 = 239,158,264.30/x
  3. Step 3: Cross multiply
    275,721,405.10x = 413,156,954.85 × 239,158,264.30
  4. Step 4: Simplify right side
    275,721,405.10x = 98,809,900,205,399,472
  5. Step 5: Solve for x
    x = 98,809,900,205,399,472/275,721,405.10
  6. Step 6: Final answer
    x = 358,368,622.74

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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.