Home / 276,155,118.16-381,102,142.56-150,715,359.68

Finding the Fourth Proportional to 276,155,118.16, 381,102,142.56 and 150,715,359.68

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Solution

The fourth proportional to 276,155,118.16, 381,102,142.56 and 150,715,359.68 is: 207,991,605.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,155,118.16 : 381,102,142.56 = 150,715,359.68 : x
  2. Step 2: Convert to fraction form
    276,155,118.16/381,102,142.56 = 150,715,359.68/x
  3. Step 3: Cross multiply
    276,155,118.16x = 381,102,142.56 × 150,715,359.68
  4. Step 4: Simplify right side
    276,155,118.16x = 57,437,946,490,749,040
  5. Step 5: Solve for x
    x = 57,437,946,490,749,040/276,155,118.16
  6. Step 6: Final answer
    x = 207,991,605.85

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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.