Home / 2,406,822,557.39-3,320,917,757.24-1,389,530,355.47

Finding the Fourth Proportional to 2,406,822,557.39, 3,320,917,757.24 and 1,389,530,355.47

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Solution

The fourth proportional to 2,406,822,557.39, 3,320,917,757.24 and 1,389,530,355.47 is: 1,917,264,742.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,406,822,557.39 : 3,320,917,757.24 = 1,389,530,355.47 : x
  2. Step 2: Convert to fraction form
    2,406,822,557.39/3,320,917,757.24 = 1,389,530,355.47/x
  3. Step 3: Cross multiply
    2,406,822,557.39x = 3,320,917,757.24 × 1,389,530,355.47
  4. Step 4: Simplify right side
    2,406,822,557.39x = 4,614,516,031,704,332,288
  5. Step 5: Solve for x
    x = 4,614,516,031,704,332,288/2,406,822,557.39
  6. Step 6: Final answer
    x = 1,917,264,742.90

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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.