Home / 92,675,472.87-127,883,700.05-54,992,143.74

Finding the Fourth Proportional to 92,675,472.87, 127,883,700.05 and 54,992,143.74

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Solution

The fourth proportional to 92,675,472.87, 127,883,700.05 and 54,992,143.74 is: 75,884,142.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,675,472.87 : 127,883,700.05 = 54,992,143.74 : x
  2. Step 2: Convert to fraction form
    92,675,472.87/127,883,700.05 = 54,992,143.74/x
  3. Step 3: Cross multiply
    92,675,472.87x = 127,883,700.05 × 54,992,143.74
  4. Step 4: Simplify right side
    92,675,472.87x = 7,032,598,815,152,645
  5. Step 5: Solve for x
    x = 7,032,598,815,152,645/92,675,472.87
  6. Step 6: Final answer
    x = 75,884,142.78

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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.