Home / 491,238,202.95-677,918,155.92-268,228,726.74

Finding the Fourth Proportional to 491,238,202.95, 677,918,155.92 and 268,228,726.74

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Solution

The fourth proportional to 491,238,202.95, 677,918,155.92 and 268,228,726.74 is: 370,160,795.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,238,202.95 : 677,918,155.92 = 268,228,726.74 : x
  2. Step 2: Convert to fraction form
    491,238,202.95/677,918,155.92 = 268,228,726.74/x
  3. Step 3: Cross multiply
    491,238,202.95x = 677,918,155.92 × 268,228,726.74
  4. Step 4: Simplify right side
    491,238,202.95x = 181,837,123,796,350,400
  5. Step 5: Solve for x
    x = 181,837,123,796,350,400/491,238,202.95
  6. Step 6: Final answer
    x = 370,160,795.12

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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.