Home / 156,975,213.60-235,602,788.40-92,198,023.20

Finding the Fourth Proportional to 156,975,213.60, 235,602,788.40 and 92,198,023.20

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Solution

The fourth proportional to 156,975,213.60, 235,602,788.40 and 92,198,023.20 is: 138,379,243.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,975,213.60 : 235,602,788.40 = 92,198,023.20 : x
  2. Step 2: Convert to fraction form
    156,975,213.60/235,602,788.40 = 92,198,023.20/x
  3. Step 3: Cross multiply
    156,975,213.60x = 235,602,788.40 × 92,198,023.20
  4. Step 4: Simplify right side
    156,975,213.60x = 21,722,111,350,887,892
  5. Step 5: Solve for x
    x = 21,722,111,350,887,892/156,975,213.60
  6. Step 6: Final answer
    x = 138,379,243.78

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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.