Home / 148,635,000.20-222,952,500.30-127,111,639.70

Finding the Fourth Proportional to 148,635,000.20, 222,952,500.30 and 127,111,639.70

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Solution

The fourth proportional to 148,635,000.20, 222,952,500.30 and 127,111,639.70 is: 190,667,459.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,635,000.20 : 222,952,500.30 = 127,111,639.70 : x
  2. Step 2: Convert to fraction form
    148,635,000.20/222,952,500.30 = 127,111,639.70/x
  3. Step 3: Cross multiply
    148,635,000.20x = 222,952,500.30 × 127,111,639.70
  4. Step 4: Simplify right side
    148,635,000.20x = 28,339,857,888,347,744
  5. Step 5: Solve for x
    x = 28,339,857,888,347,744/148,635,000.20
  6. Step 6: Final answer
    x = 190,667,459.55

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1.5x scale

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.