Home / 276,445,018.71-381,491,858.66-150,997,294.63

Finding the Fourth Proportional to 276,445,018.71, 381,491,858.66 and 150,997,294.63

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Solution

The fourth proportional to 276,445,018.71, 381,491,858.66 and 150,997,294.63 is: 208,375,028.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,445,018.71 : 381,491,858.66 = 150,997,294.63 : x
  2. Step 2: Convert to fraction form
    276,445,018.71/381,491,858.66 = 150,997,294.63/x
  3. Step 3: Cross multiply
    276,445,018.71x = 381,491,858.66 × 150,997,294.63
  4. Step 4: Simplify right side
    276,445,018.71x = 57,604,238,581,246,032
  5. Step 5: Solve for x
    x = 57,604,238,581,246,032/276,445,018.71
  6. Step 6: Final answer
    x = 208,375,028.24

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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.