Home / 84,080,193.30-126,059,760.81-51,665,123.52

Finding the Fourth Proportional to 84,080,193.30, 126,059,760.81 and 51,665,123.52

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Solution

The fourth proportional to 84,080,193.30, 126,059,760.81 and 51,665,123.52 is: 77,460,491.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,080,193.30 : 126,059,760.81 = 51,665,123.52 : x
  2. Step 2: Convert to fraction form
    84,080,193.30/126,059,760.81 = 51,665,123.52/x
  3. Step 3: Cross multiply
    84,080,193.30x = 126,059,760.81 × 51,665,123.52
  4. Step 4: Simplify right side
    84,080,193.30x = 6,512,893,113,150,306
  5. Step 5: Solve for x
    x = 6,512,893,113,150,306/84,080,193.30
  6. Step 6: Final answer
    x = 77,460,491.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.