Home / 84,795,278.24-127,123,415-30,176,761.76

Finding the Fourth Proportional to 84,795,278.24, 127,123,415 and 30,176,761.76

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Solution

The fourth proportional to 84,795,278.24, 127,123,415 and 30,176,761.76 is: 45,240,408.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,795,278.24 : 127,123,415 = 30,176,761.76 : x
  2. Step 2: Convert to fraction form
    84,795,278.24/127,123,415 = 30,176,761.76/x
  3. Step 3: Cross multiply
    84,795,278.24x = 127,123,415 × 30,176,761.76
  4. Step 4: Simplify right side
    84,795,278.24x = 3,836,173,008,572,610.50
  5. Step 5: Solve for x
    x = 3,836,173,008,572,610.50/84,795,278.24
  6. Step 6: Final answer
    x = 45,240,408.29

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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.