Home / 131,801,013.57-181,885,396.02-73,063,529.85

Finding the Fourth Proportional to 131,801,013.57, 181,885,396.02 and 73,063,529.85

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Solution

The fourth proportional to 131,801,013.57, 181,885,396.02 and 73,063,529.85 is: 100,827,669.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,801,013.57 : 181,885,396.02 = 73,063,529.85 : x
  2. Step 2: Convert to fraction form
    131,801,013.57/181,885,396.02 = 73,063,529.85/x
  3. Step 3: Cross multiply
    131,801,013.57x = 181,885,396.02 × 73,063,529.85
  4. Step 4: Simplify right side
    131,801,013.57x = 13,289,189,061,386,340
  5. Step 5: Solve for x
    x = 13,289,189,061,386,340/131,801,013.57
  6. Step 6: Final answer
    x = 100,827,669.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.