Home / 81,448,781.76-122,173,207.20-23,941,056.96

Finding the Fourth Proportional to 81,448,781.76, 122,173,207.20 and 23,941,056.96

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Solution

The fourth proportional to 81,448,781.76, 122,173,207.20 and 23,941,056.96 is: 35,911,595.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,448,781.76 : 122,173,207.20 = 23,941,056.96 : x
  2. Step 2: Convert to fraction form
    81,448,781.76/122,173,207.20 = 23,941,056.96/x
  3. Step 3: Cross multiply
    81,448,781.76x = 122,173,207.20 × 23,941,056.96
  4. Step 4: Simplify right side
    81,448,781.76x = 2,924,955,712,561,082.50
  5. Step 5: Solve for x
    x = 2,924,955,712,561,082.50/81,448,781.76
  6. Step 6: Final answer
    x = 35,911,595.60

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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.