Home / 148,972,238.30-223,458,357.45-131,966,126.30

Finding the Fourth Proportional to 148,972,238.30, 223,458,357.45 and 131,966,126.30

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Solution

The fourth proportional to 148,972,238.30, 223,458,357.45 and 131,966,126.30 is: 197,949,189.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,972,238.30 : 223,458,357.45 = 131,966,126.30 : x
  2. Step 2: Convert to fraction form
    148,972,238.30/223,458,357.45 = 131,966,126.30/x
  3. Step 3: Cross multiply
    148,972,238.30x = 223,458,357.45 × 131,966,126.30
  4. Step 4: Simplify right side
    148,972,238.30x = 29,488,933,822,037,244
  5. Step 5: Solve for x
    x = 29,488,933,822,037,244/148,972,238.30
  6. Step 6: Final answer
    x = 197,949,189.45

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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.