Home / 541,726,998.75-747,587,651.58-294,210,124.47

Finding the Fourth Proportional to 541,726,998.75, 747,587,651.58 and 294,210,124.47

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Solution

The fourth proportional to 541,726,998.75, 747,587,651.58 and 294,210,124.47 is: 406,012,357.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,726,998.75 : 747,587,651.58 = 294,210,124.47 : x
  2. Step 2: Convert to fraction form
    541,726,998.75/747,587,651.58 = 294,210,124.47/x
  3. Step 3: Cross multiply
    541,726,998.75x = 747,587,651.58 × 294,210,124.47
  4. Step 4: Simplify right side
    541,726,998.75x = 219,947,856,023,586,816
  5. Step 5: Solve for x
    x = 219,947,856,023,586,816/541,726,998.75
  6. Step 6: Final answer
    x = 406,012,357.76

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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.