Home / 276,155,100.41-381,102,118.05-150,715,341.92

Finding the Fourth Proportional to 276,155,100.41, 381,102,118.05 and 150,715,341.92

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Solution

The fourth proportional to 276,155,100.41, 381,102,118.05 and 150,715,341.92 is: 207,991,581.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,155,100.41 : 381,102,118.05 = 150,715,341.92 : x
  2. Step 2: Convert to fraction form
    276,155,100.41/381,102,118.05 = 150,715,341.92/x
  3. Step 3: Cross multiply
    276,155,100.41x = 381,102,118.05 × 150,715,341.92
  4. Step 4: Simplify right side
    276,155,100.41x = 57,437,936,028,341,952
  5. Step 5: Solve for x
    x = 57,437,936,028,341,952/276,155,100.41
  6. Step 6: Final answer
    x = 207,991,581.34

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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.