Home / 106,487,650.56-159,311,200.02-80,654,369.16

Finding the Fourth Proportional to 106,487,650.56, 159,311,200.02 and 80,654,369.16

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Solution

The fourth proportional to 106,487,650.56, 159,311,200.02 and 80,654,369.16 is: 120,663,234.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,487,650.56 : 159,311,200.02 = 80,654,369.16 : x
  2. Step 2: Convert to fraction form
    106,487,650.56/159,311,200.02 = 80,654,369.16/x
  3. Step 3: Cross multiply
    106,487,650.56x = 159,311,200.02 × 80,654,369.16
  4. Step 4: Simplify right side
    106,487,650.56x = 12,849,144,337,735,680
  5. Step 5: Solve for x
    x = 12,849,144,337,735,680/106,487,650.56
  6. Step 6: Final answer
    x = 120,663,234.38

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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.