Home / 68,324,254.40-102,337,082.40-53,058,411.20

Finding the Fourth Proportional to 68,324,254.40, 102,337,082.40 and 53,058,411.20

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Solution

The fourth proportional to 68,324,254.40, 102,337,082.40 and 53,058,411.20 is: 79,471,675.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,324,254.40 : 102,337,082.40 = 53,058,411.20 : x
  2. Step 2: Convert to fraction form
    68,324,254.40/102,337,082.40 = 53,058,411.20/x
  3. Step 3: Cross multiply
    68,324,254.40x = 102,337,082.40 × 53,058,411.20
  4. Step 4: Simplify right side
    68,324,254.40x = 5,429,842,998,987,484
  5. Step 5: Solve for x
    x = 5,429,842,998,987,484/68,324,254.40
  6. Step 6: Final answer
    x = 79,471,675.86

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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.