Home / 343,972,819.94-516,181,205.55-125,604,878.90

Finding the Fourth Proportional to 343,972,819.94, 516,181,205.55 and 125,604,878.90

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Solution

The fourth proportional to 343,972,819.94, 516,181,205.55 and 125,604,878.90 is: 188,488,374.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,972,819.94 : 516,181,205.55 = 125,604,878.90 : x
  2. Step 2: Convert to fraction form
    343,972,819.94/516,181,205.55 = 125,604,878.90/x
  3. Step 3: Cross multiply
    343,972,819.94x = 516,181,205.55 × 125,604,878.90
  4. Step 4: Simplify right side
    343,972,819.94x = 64,834,877,813,563,760
  5. Step 5: Solve for x
    x = 64,834,877,813,563,760/343,972,819.94
  6. Step 6: Final answer
    x = 188,488,374.82

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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.