Home / 159,458,296.80-239,187,445.20-38,289,748.80

Finding the Fourth Proportional to 159,458,296.80, 239,187,445.20 and 38,289,748.80

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Solution

The fourth proportional to 159,458,296.80, 239,187,445.20 and 38,289,748.80 is: 57,434,623.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,458,296.80 : 239,187,445.20 = 38,289,748.80 : x
  2. Step 2: Convert to fraction form
    159,458,296.80/239,187,445.20 = 38,289,748.80/x
  3. Step 3: Cross multiply
    159,458,296.80x = 239,187,445.20 × 38,289,748.80
  4. Step 4: Simplify right side
    159,458,296.80x = 9,158,427,192,821,764
  5. Step 5: Solve for x
    x = 9,158,427,192,821,764/159,458,296.80
  6. Step 6: Final answer
    x = 57,434,623.20

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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.