Home / 124,182,176.56-171,380,461.10-71,984,687.92

Finding the Fourth Proportional to 124,182,176.56, 171,380,461.10 and 71,984,687.92

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Solution

The fourth proportional to 124,182,176.56, 171,380,461.10 and 71,984,687.92 is: 99,344,119.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,182,176.56 : 171,380,461.10 = 71,984,687.92 : x
  2. Step 2: Convert to fraction form
    124,182,176.56/171,380,461.10 = 71,984,687.92/x
  3. Step 3: Cross multiply
    124,182,176.56x = 171,380,461.10 × 71,984,687.92
  4. Step 4: Simplify right side
    124,182,176.56x = 12,336,769,007,869,200
  5. Step 5: Solve for x
    x = 12,336,769,007,869,200/124,182,176.56
  6. Step 6: Final answer
    x = 99,344,119.66

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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.