Home / 81,664,445.28-122,514,604.60-24,152,232.80

Finding the Fourth Proportional to 81,664,445.28, 122,514,604.60 and 24,152,232.80

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Solution

The fourth proportional to 81,664,445.28, 122,514,604.60 and 24,152,232.80 is: 36,233,653.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,664,445.28 : 122,514,604.60 = 24,152,232.80 : x
  2. Step 2: Convert to fraction form
    81,664,445.28/122,514,604.60 = 24,152,232.80/x
  3. Step 3: Cross multiply
    81,664,445.28x = 122,514,604.60 × 24,152,232.80
  4. Step 4: Simplify right side
    81,664,445.28x = 2,959,001,251,699,151
  5. Step 5: Solve for x
    x = 2,959,001,251,699,151/81,664,445.28
  6. Step 6: Final answer
    x = 36,233,653.97

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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.