Home / 148,752,144.20-223,128,216.30-112,472,438.60

Finding the Fourth Proportional to 148,752,144.20, 223,128,216.30 and 112,472,438.60

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Solution

The fourth proportional to 148,752,144.20, 223,128,216.30 and 112,472,438.60 is: 168,708,657.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,752,144.20 : 223,128,216.30 = 112,472,438.60 : x
  2. Step 2: Convert to fraction form
    148,752,144.20/223,128,216.30 = 112,472,438.60/x
  3. Step 3: Cross multiply
    148,752,144.20x = 223,128,216.30 × 112,472,438.60
  4. Step 4: Simplify right side
    148,752,144.20x = 25,095,774,607,729,268
  5. Step 5: Solve for x
    x = 25,095,774,607,729,268/148,752,144.20
  6. Step 6: Final answer
    x = 168,708,657.90

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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.