Home / 343,972,795.82-516,181,169.36-125,604,854.78

Finding the Fourth Proportional to 343,972,795.82, 516,181,169.36 and 125,604,854.78

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Solution

The fourth proportional to 343,972,795.82, 516,181,169.36 and 125,604,854.78 is: 188,488,338.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,972,795.82 : 516,181,169.36 = 125,604,854.78 : x
  2. Step 2: Convert to fraction form
    343,972,795.82/516,181,169.36 = 125,604,854.78/x
  3. Step 3: Cross multiply
    343,972,795.82x = 516,181,169.36 × 125,604,854.78
  4. Step 4: Simplify right side
    343,972,795.82x = 64,834,860,815,366,496
  5. Step 5: Solve for x
    x = 64,834,860,815,366,496/343,972,795.82
  6. Step 6: Final answer
    x = 188,488,338.63

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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.