Home / 77,690,055.20-116,493,092.40-32,256,442.40

Finding the Fourth Proportional to 77,690,055.20, 116,493,092.40 and 32,256,442.40

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Solution

The fourth proportional to 77,690,055.20, 116,493,092.40 and 32,256,442.40 is: 48,367,229.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,690,055.20 : 116,493,092.40 = 32,256,442.40 : x
  2. Step 2: Convert to fraction form
    77,690,055.20/116,493,092.40 = 32,256,442.40/x
  3. Step 3: Cross multiply
    77,690,055.20x = 116,493,092.40 × 32,256,442.40
  4. Step 4: Simplify right side
    77,690,055.20x = 3,757,652,724,998,478
  5. Step 5: Solve for x
    x = 3,757,652,724,998,478/77,690,055.20
  6. Step 6: Final answer
    x = 48,367,229.44

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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.