Home / 388,150,657.20-582,058,024.20-158,043,265.20

Finding the Fourth Proportional to 388,150,657.20, 582,058,024.20 and 158,043,265.20

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Solution

The fourth proportional to 388,150,657.20, 582,058,024.20 and 158,043,265.20 is: 236,996,508.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    388,150,657.20 : 582,058,024.20 = 158,043,265.20 : x
  2. Step 2: Convert to fraction form
    388,150,657.20/582,058,024.20 = 158,043,265.20/x
  3. Step 3: Cross multiply
    388,150,657.20x = 582,058,024.20 × 158,043,265.20
  4. Step 4: Simplify right side
    388,150,657.20x = 91,990,350,680,428,624
  5. Step 5: Solve for x
    x = 91,990,350,680,428,624/388,150,657.20
  6. Step 6: Final answer
    x = 236,996,508.89

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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.