Home / 2,375,713,589.96-3,278,488,000.72-1,289,395,495.20

Finding the Fourth Proportional to 2,375,713,589.96, 3,278,488,000.72 and 1,289,395,495.20

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Solution

The fourth proportional to 2,375,713,589.96, 3,278,488,000.72 and 1,289,395,495.20 is: 1,779,367,545.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,375,713,589.96 : 3,278,488,000.72 = 1,289,395,495.20 : x
  2. Step 2: Convert to fraction form
    2,375,713,589.96/3,278,488,000.72 = 1,289,395,495.20/x
  3. Step 3: Cross multiply
    2,375,713,589.96x = 3,278,488,000.72 × 1,289,395,495.20
  4. Step 4: Simplify right side
    2,375,713,589.96x = 4,227,267,659,187,617,792
  5. Step 5: Solve for x
    x = 4,227,267,659,187,617,792/2,375,713,589.96
  6. Step 6: Final answer
    x = 1,779,367,545.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.