Home / 83,971,731.60-125,957,597.40-82,895,563.58

Finding the Fourth Proportional to 83,971,731.60, 125,957,597.40 and 82,895,563.58

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Solution

The fourth proportional to 83,971,731.60, 125,957,597.40 and 82,895,563.58 is: 124,343,345.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,971,731.60 : 125,957,597.40 = 82,895,563.58 : x
  2. Step 2: Convert to fraction form
    83,971,731.60/125,957,597.40 = 82,895,563.58/x
  3. Step 3: Cross multiply
    83,971,731.60x = 125,957,597.40 × 82,895,563.58
  4. Step 4: Simplify right side
    83,971,731.60x = 10,441,326,023,655,742
  5. Step 5: Solve for x
    x = 10,441,326,023,655,742/83,971,731.60
  6. Step 6: Final answer
    x = 124,343,345.37

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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.