Home / 159,192,414.25-238,707,355.79-72,856,797.84

Finding the Fourth Proportional to 159,192,414.25, 238,707,355.79 and 72,856,797.84

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Solution

The fourth proportional to 159,192,414.25, 238,707,355.79 and 72,856,797.84 is: 109,248,004.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,192,414.25 : 238,707,355.79 = 72,856,797.84 : x
  2. Step 2: Convert to fraction form
    159,192,414.25/238,707,355.79 = 72,856,797.84/x
  3. Step 3: Cross multiply
    159,192,414.25x = 238,707,355.79 × 72,856,797.84
  4. Step 4: Simplify right side
    159,192,414.25x = 17,391,453,563,895,126
  5. Step 5: Solve for x
    x = 17,391,453,563,895,126/159,192,414.25
  6. Step 6: Final answer
    x = 109,248,004.35

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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.