Home / 83,815,369.60-125,866,521.60-45,551,617.60

Finding the Fourth Proportional to 83,815,369.60, 125,866,521.60 and 45,551,617.60

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Solution

The fourth proportional to 83,815,369.60, 125,866,521.60 and 45,551,617.60 is: 68,405,397.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,815,369.60 : 125,866,521.60 = 45,551,617.60 : x
  2. Step 2: Convert to fraction form
    83,815,369.60/125,866,521.60 = 45,551,617.60/x
  3. Step 3: Cross multiply
    83,815,369.60x = 125,866,521.60 × 45,551,617.60
  4. Step 4: Simplify right side
    83,815,369.60x = 5,733,423,660,565,340
  5. Step 5: Solve for x
    x = 5,733,423,660,565,340/83,815,369.60
  6. Step 6: Final answer
    x = 68,405,397.34

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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.