Home / 132,046,436-182,220,531.28-79,153,023.52

Finding the Fourth Proportional to 132,046,436, 182,220,531.28 and 79,153,023.52

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Solution

The fourth proportional to 132,046,436, 182,220,531.28 and 79,153,023.52 is: 109,229,044.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,046,436 : 182,220,531.28 = 79,153,023.52 : x
  2. Step 2: Convert to fraction form
    132,046,436/182,220,531.28 = 79,153,023.52/x
  3. Step 3: Cross multiply
    132,046,436x = 182,220,531.28 × 79,153,023.52
  4. Step 4: Simplify right side
    132,046,436x = 14,423,305,998,232,736
  5. Step 5: Solve for x
    x = 14,423,305,998,232,736/132,046,436
  6. Step 6: Final answer
    x = 109,229,044.23

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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.