Home / 121,343,612.70-182,015,419.05-44,721,630.30

Finding the Fourth Proportional to 121,343,612.70, 182,015,419.05 and 44,721,630.30

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Solution

The fourth proportional to 121,343,612.70, 182,015,419.05 and 44,721,630.30 is: 67,082,445.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,343,612.70 : 182,015,419.05 = 44,721,630.30 : x
  2. Step 2: Convert to fraction form
    121,343,612.70/182,015,419.05 = 44,721,630.30/x
  3. Step 3: Cross multiply
    121,343,612.70x = 182,015,419.05 × 44,721,630.30
  4. Step 4: Simplify right side
    121,343,612.70x = 8,140,026,279,653,677
  5. Step 5: Solve for x
    x = 8,140,026,279,653,677/121,343,612.70
  6. Step 6: Final answer
    x = 67,082,445.45

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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.