Home / 276,445,020.63-381,491,861.30-150,997,296.55

Finding the Fourth Proportional to 276,445,020.63, 381,491,861.30 and 150,997,296.55

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Solution

The fourth proportional to 276,445,020.63, 381,491,861.30 and 150,997,296.55 is: 208,375,030.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,445,020.63 : 381,491,861.30 = 150,997,296.55 : x
  2. Step 2: Convert to fraction form
    276,445,020.63/381,491,861.30 = 150,997,296.55/x
  3. Step 3: Cross multiply
    276,445,020.63x = 381,491,861.30 × 150,997,296.55
  4. Step 4: Simplify right side
    276,445,020.63x = 57,604,239,712,127,576
  5. Step 5: Solve for x
    x = 57,604,239,712,127,576/276,445,020.63
  6. Step 6: Final answer
    x = 208,375,030.89

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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.