Home / 148,972,237.30-223,458,355.95-131,966,125.30

Finding the Fourth Proportional to 148,972,237.30, 223,458,355.95 and 131,966,125.30

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Solution

The fourth proportional to 148,972,237.30, 223,458,355.95 and 131,966,125.30 is: 197,949,187.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,972,237.30 : 223,458,355.95 = 131,966,125.30 : x
  2. Step 2: Convert to fraction form
    148,972,237.30/223,458,355.95 = 131,966,125.30/x
  3. Step 3: Cross multiply
    148,972,237.30x = 223,458,355.95 × 131,966,125.30
  4. Step 4: Simplify right side
    148,972,237.30x = 29,488,933,400,629,700
  5. Step 5: Solve for x
    x = 29,488,933,400,629,700/148,972,237.30
  6. Step 6: Final answer
    x = 197,949,187.95

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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.