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Finding the Fourth Proportional to 53,925,614.60, 80,888,421.90 and 53,925,614.60

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Solution

The fourth proportional to 53,925,614.60, 80,888,421.90 and 53,925,614.60 is: 80,888,421.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,925,614.60 : 80,888,421.90 = 53,925,614.60 : x
  2. Step 2: Convert to fraction form
    53,925,614.60/80,888,421.90 = 53,925,614.60/x
  3. Step 3: Cross multiply
    53,925,614.60x = 80,888,421.90 × 53,925,614.60
  4. Step 4: Simplify right side
    53,925,614.60x = 4,361,957,864,981,600
  5. Step 5: Solve for x
    x = 4,361,957,864,981,600/53,925,614.60
  6. Step 6: Final answer
    x = 80,888,421.90

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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.