Home / 83,642,217.78-125,414,611.23-32,464,449.50

Finding the Fourth Proportional to 83,642,217.78, 125,414,611.23 and 32,464,449.50

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Solution

The fourth proportional to 83,642,217.78, 125,414,611.23 and 32,464,449.50 is: 48,677,766.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,642,217.78 : 125,414,611.23 = 32,464,449.50 : x
  2. Step 2: Convert to fraction form
    83,642,217.78/125,414,611.23 = 32,464,449.50/x
  3. Step 3: Cross multiply
    83,642,217.78x = 125,414,611.23 × 32,464,449.50
  4. Step 4: Simplify right side
    83,642,217.78x = 4,071,516,312,838,468
  5. Step 5: Solve for x
    x = 4,071,516,312,838,468/83,642,217.78
  6. Step 6: Final answer
    x = 48,677,766.10

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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.