Home / 148,608,039.40-222,912,059.10-137,846,359.15

Finding the Fourth Proportional to 148,608,039.40, 222,912,059.10 and 137,846,359.15

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Solution

The fourth proportional to 148,608,039.40, 222,912,059.10 and 137,846,359.15 is: 206,769,538.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,608,039.40 : 222,912,059.10 = 137,846,359.15 : x
  2. Step 2: Convert to fraction form
    148,608,039.40/222,912,059.10 = 137,846,359.15/x
  3. Step 3: Cross multiply
    148,608,039.40x = 222,912,059.10 × 137,846,359.15
  4. Step 4: Simplify right side
    148,608,039.40x = 30,727,615,757,564,628
  5. Step 5: Solve for x
    x = 30,727,615,757,564,628/148,608,039.40
  6. Step 6: Final answer
    x = 206,769,538.73

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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.