Home / 6,126,422,394.47-9,192,306,565.20-2,145,363,845.72

Finding the Fourth Proportional to 6,126,422,394.47, 9,192,306,565.20 and 2,145,363,845.72

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Solution

The fourth proportional to 6,126,422,394.47, 9,192,306,565.20 and 2,145,363,845.72 is: 3,218,981,796.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,126,422,394.47 : 9,192,306,565.20 = 2,145,363,845.72 : x
  2. Step 2: Convert to fraction form
    6,126,422,394.47/9,192,306,565.20 = 2,145,363,845.72/x
  3. Step 3: Cross multiply
    6,126,422,394.47x = 9,192,306,565.20 × 2,145,363,845.72
  4. Step 4: Simplify right side
    6,126,422,394.47x = 19,720,842,163,708,715,008
  5. Step 5: Solve for x
    x = 19,720,842,163,708,715,008/6,126,422,394.47
  6. Step 6: Final answer
    x = 3,218,981,796.22

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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.