Home / 372,782,097.87-559,253,863.52-142,751,190.72

Finding the Fourth Proportional to 372,782,097.87, 559,253,863.52 and 142,751,190.72

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Solution

The fourth proportional to 372,782,097.87, 559,253,863.52 and 142,751,190.72 is: 214,157,695.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,782,097.87 : 559,253,863.52 = 142,751,190.72 : x
  2. Step 2: Convert to fraction form
    372,782,097.87/559,253,863.52 = 142,751,190.72/x
  3. Step 3: Cross multiply
    372,782,097.87x = 559,253,863.52 × 142,751,190.72
  4. Step 4: Simplify right side
    372,782,097.87x = 79,834,154,933,623,808
  5. Step 5: Solve for x
    x = 79,834,154,933,623,808/372,782,097.87
  6. Step 6: Final answer
    x = 214,157,695.31

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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.