Home / 218,355,082.36-327,423,098.58-72,737,449.00

Finding the Fourth Proportional to 218,355,082.36, 327,423,098.58 and 72,737,449.00

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Solution

The fourth proportional to 218,355,082.36, 327,423,098.58 and 72,737,449.00 is: 109,069,689.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,355,082.36 : 327,423,098.58 = 72,737,449.00 : x
  2. Step 2: Convert to fraction form
    218,355,082.36/327,423,098.58 = 72,737,449.00/x
  3. Step 3: Cross multiply
    218,355,082.36x = 327,423,098.58 × 72,737,449.00
  4. Step 4: Simplify right side
    218,355,082.36x = 23,815,920,933,293,400
  5. Step 5: Solve for x
    x = 23,815,920,933,293,400/218,355,082.36
  6. Step 6: Final answer
    x = 109,069,689.04

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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.