Home / 388,123,542.54-582,197,132.52-151,763,626.35

Finding the Fourth Proportional to 388,123,542.54, 582,197,132.52 and 151,763,626.35

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Solution

The fourth proportional to 388,123,542.54, 582,197,132.52 and 151,763,626.35 is: 227,650,060.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,123,542.54 : 582,197,132.52 = 151,763,626.35 : x
  2. Step 2: Convert to fraction form
    388,123,542.54/582,197,132.52 = 151,763,626.35/x
  3. Step 3: Cross multiply
    388,123,542.54x = 582,197,132.52 × 151,763,626.35
  4. Step 4: Simplify right side
    388,123,542.54x = 88,356,348,081,806,704
  5. Step 5: Solve for x
    x = 88,356,348,081,806,704/388,123,542.54
  6. Step 6: Final answer
    x = 227,650,060.86

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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.