Home / 121,394,502.82-182,151,540.78-56,688,903.91

Finding the Fourth Proportional to 121,394,502.82, 182,151,540.78 and 56,688,903.91

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Solution

The fourth proportional to 121,394,502.82, 182,151,540.78 and 56,688,903.91 is: 85,061,275.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,394,502.82 : 182,151,540.78 = 56,688,903.91 : x
  2. Step 2: Convert to fraction form
    121,394,502.82/182,151,540.78 = 56,688,903.91/x
  3. Step 3: Cross multiply
    121,394,502.82x = 182,151,540.78 × 56,688,903.91
  4. Step 4: Simplify right side
    121,394,502.82x = 10,325,971,192,335,866
  5. Step 5: Solve for x
    x = 10,325,971,192,335,866/121,394,502.82
  6. Step 6: Final answer
    x = 85,061,275.04

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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.