Home / 1,772,992,000.80-2,659,488,001.20-1,471,002,112.80

Finding the Fourth Proportional to 1,772,992,000.80, 2,659,488,001.20 and 1,471,002,112.80

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Solution

The fourth proportional to 1,772,992,000.80, 2,659,488,001.20 and 1,471,002,112.80 is: 2,206,503,169.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,772,992,000.80 : 2,659,488,001.20 = 1,471,002,112.80 : x
  2. Step 2: Convert to fraction form
    1,772,992,000.80/2,659,488,001.20 = 1,471,002,112.80/x
  3. Step 3: Cross multiply
    1,772,992,000.80x = 2,659,488,001.20 × 1,471,002,112.80
  4. Step 4: Simplify right side
    1,772,992,000.80x = 3,912,112,468,731,448,320
  5. Step 5: Solve for x
    x = 3,912,112,468,731,448,320/1,772,992,000.80
  6. Step 6: Final answer
    x = 2,206,503,169.20

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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.