Home / 83,642,218.78-125,414,612.73-32,464,450.50

Finding the Fourth Proportional to 83,642,218.78, 125,414,612.73 and 32,464,450.50

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Solution

The fourth proportional to 83,642,218.78, 125,414,612.73 and 32,464,450.50 is: 48,677,767.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,642,218.78 : 125,414,612.73 = 32,464,450.50 : x
  2. Step 2: Convert to fraction form
    83,642,218.78/125,414,612.73 = 32,464,450.50/x
  3. Step 3: Cross multiply
    83,642,218.78x = 125,414,612.73 × 32,464,450.50
  4. Step 4: Simplify right side
    83,642,218.78x = 4,071,516,486,949,755
  5. Step 5: Solve for x
    x = 4,071,516,486,949,755/83,642,218.78
  6. Step 6: Final answer
    x = 48,677,767.60

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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.