Home / 88,125,805.31-121,616,348.78-48,432,615.80

Finding the Fourth Proportional to 88,125,805.31, 121,616,348.78 and 48,432,615.80

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Solution

The fourth proportional to 88,125,805.31, 121,616,348.78 and 48,432,615.80 is: 66,838,514.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,125,805.31 : 121,616,348.78 = 48,432,615.80 : x
  2. Step 2: Convert to fraction form
    88,125,805.31/121,616,348.78 = 48,432,615.80/x
  3. Step 3: Cross multiply
    88,125,805.31x = 121,616,348.78 × 48,432,615.80
  4. Step 4: Simplify right side
    88,125,805.31x = 5,890,197,894,973,539
  5. Step 5: Solve for x
    x = 5,890,197,894,973,539/88,125,805.31
  6. Step 6: Final answer
    x = 66,838,514.26

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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.