Home / 148,634,998.20-222,952,497.30-127,111,637.70

Finding the Fourth Proportional to 148,634,998.20, 222,952,497.30 and 127,111,637.70

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Solution

The fourth proportional to 148,634,998.20, 222,952,497.30 and 127,111,637.70 is: 190,667,456.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,634,998.20 : 222,952,497.30 = 127,111,637.70 : x
  2. Step 2: Convert to fraction form
    148,634,998.20/222,952,497.30 = 127,111,637.70/x
  3. Step 3: Cross multiply
    148,634,998.20x = 222,952,497.30 × 127,111,637.70
  4. Step 4: Simplify right side
    148,634,998.20x = 28,339,857,061,107,832
  5. Step 5: Solve for x
    x = 28,339,857,061,107,832/148,634,998.20
  6. Step 6: Final answer
    x = 190,667,456.55

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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.