Home / 216,471,251.81-324,761,018.13-63,117,308.25

Finding the Fourth Proportional to 216,471,251.81, 324,761,018.13 and 63,117,308.25

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Solution

The fourth proportional to 216,471,251.81, 324,761,018.13 and 63,117,308.25 is: 94,691,748.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,471,251.81 : 324,761,018.13 = 63,117,308.25 : x
  2. Step 2: Convert to fraction form
    216,471,251.81/324,761,018.13 = 63,117,308.25/x
  3. Step 3: Cross multiply
    216,471,251.81x = 324,761,018.13 × 63,117,308.25
  4. Step 4: Simplify right side
    216,471,251.81x = 20,498,041,288,895,048
  5. Step 5: Solve for x
    x = 20,498,041,288,895,048/216,471,251.81
  6. Step 6: Final answer
    x = 94,691,748.29

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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.