Home / 159,786,000.10-239,679,000.15-153,515,433.70

Finding the Fourth Proportional to 159,786,000.10, 239,679,000.15 and 153,515,433.70

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Solution

The fourth proportional to 159,786,000.10, 239,679,000.15 and 153,515,433.70 is: 230,273,150.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,786,000.10 : 239,679,000.15 = 153,515,433.70 : x
  2. Step 2: Convert to fraction form
    159,786,000.10/239,679,000.15 = 153,515,433.70/x
  3. Step 3: Cross multiply
    159,786,000.10x = 239,679,000.15 × 153,515,433.70
  4. Step 4: Simplify right side
    159,786,000.10x = 36,794,425,656,809,616
  5. Step 5: Solve for x
    x = 36,794,425,656,809,616/159,786,000.10
  6. Step 6: Final answer
    x = 230,273,150.55

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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.