Home / 160,238,108.90-240,323,529.08-45,195,747.68

Finding the Fourth Proportional to 160,238,108.90, 240,323,529.08 and 45,195,747.68

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Solution

The fourth proportional to 160,238,108.90, 240,323,529.08 and 45,195,747.68 is: 67,784,134.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,238,108.90 : 240,323,529.08 = 45,195,747.68 : x
  2. Step 2: Convert to fraction form
    160,238,108.90/240,323,529.08 = 45,195,747.68/x
  3. Step 3: Cross multiply
    160,238,108.90x = 240,323,529.08 × 45,195,747.68
  4. Step 4: Simplify right side
    160,238,108.90x = 10,861,601,581,866,824
  5. Step 5: Solve for x
    x = 10,861,601,581,866,824/160,238,108.90
  6. Step 6: Final answer
    x = 67,784,134.85

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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.