Home / 121,858,909.92-182,818,618.38-60,476,876.64

Finding the Fourth Proportional to 121,858,909.92, 182,818,618.38 and 60,476,876.64

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Solution

The fourth proportional to 121,858,909.92, 182,818,618.38 and 60,476,876.64 is: 90,730,329.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,858,909.92 : 182,818,618.38 = 60,476,876.64 : x
  2. Step 2: Convert to fraction form
    121,858,909.92/182,818,618.38 = 60,476,876.64/x
  3. Step 3: Cross multiply
    121,858,909.92x = 182,818,618.38 × 60,476,876.64
  4. Step 4: Simplify right side
    121,858,909.92x = 11,056,299,031,262,496
  5. Step 5: Solve for x
    x = 11,056,299,031,262,496/121,858,909.92
  6. Step 6: Final answer
    x = 90,730,329.35

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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.