Home / 372,785,357.28-558,738,841.68-168,073,759.20

Finding the Fourth Proportional to 372,785,357.28, 558,738,841.68 and 168,073,759.20

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Solution

The fourth proportional to 372,785,357.28, 558,738,841.68 and 168,073,759.20 is: 251,912,623.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,785,357.28 : 558,738,841.68 = 168,073,759.20 : x
  2. Step 2: Convert to fraction form
    372,785,357.28/558,738,841.68 = 168,073,759.20/x
  3. Step 3: Cross multiply
    372,785,357.28x = 558,738,841.68 × 168,073,759.20
  4. Step 4: Simplify right side
    372,785,357.28x = 93,909,337,532,211,232
  5. Step 5: Solve for x
    x = 93,909,337,532,211,232/372,785,357.28
  6. Step 6: Final answer
    x = 251,912,623.98

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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.