Home / 83,634,331.44-125,423,202.24-31,806,620.76

Finding the Fourth Proportional to 83,634,331.44, 125,423,202.24 and 31,806,620.76

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Solution

The fourth proportional to 83,634,331.44, 125,423,202.24 and 31,806,620.76 is: 47,699,170.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,634,331.44 : 125,423,202.24 = 31,806,620.76 : x
  2. Step 2: Convert to fraction form
    83,634,331.44/125,423,202.24 = 31,806,620.76/x
  3. Step 3: Cross multiply
    83,634,331.44x = 125,423,202.24 × 31,806,620.76
  4. Step 4: Simplify right side
    83,634,331.44x = 3,989,288,228,152,462.50
  5. Step 5: Solve for x
    x = 3,989,288,228,152,462.50/83,634,331.44
  6. Step 6: Final answer
    x = 47,699,170.42

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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.