Home / 79,349,760.30-119,024,640.45-21,850,905.90

Finding the Fourth Proportional to 79,349,760.30, 119,024,640.45 and 21,850,905.90

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Solution

The fourth proportional to 79,349,760.30, 119,024,640.45 and 21,850,905.90 is: 32,776,358.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,349,760.30 : 119,024,640.45 = 21,850,905.90 : x
  2. Step 2: Convert to fraction form
    79,349,760.30/119,024,640.45 = 21,850,905.90/x
  3. Step 3: Cross multiply
    79,349,760.30x = 119,024,640.45 × 21,850,905.90
  4. Step 4: Simplify right side
    79,349,760.30x = 2,600,796,218,254,283.50
  5. Step 5: Solve for x
    x = 2,600,796,218,254,283.50/79,349,760.30
  6. Step 6: Final answer
    x = 32,776,358.85

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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.