Home / 276,599,935.39-381,729,670.10-157,527,562.65

Finding the Fourth Proportional to 276,599,935.39, 381,729,670.10 and 157,527,562.65

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Solution

The fourth proportional to 276,599,935.39, 381,729,670.10 and 157,527,562.65 is: 217,400,428.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,599,935.39 : 381,729,670.10 = 157,527,562.65 : x
  2. Step 2: Convert to fraction form
    276,599,935.39/381,729,670.10 = 157,527,562.65/x
  3. Step 3: Cross multiply
    276,599,935.39x = 381,729,670.10 × 157,527,562.65
  4. Step 4: Simplify right side
    276,599,935.39x = 60,132,944,521,931,656
  5. Step 5: Solve for x
    x = 60,132,944,521,931,656/276,599,935.39
  6. Step 6: Final answer
    x = 217,400,428.66

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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.