Home / 111,228,747.21-166,852,218.63-55,868,116.13

Finding the Fourth Proportional to 111,228,747.21, 166,852,218.63 and 55,868,116.13

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Solution

The fourth proportional to 111,228,747.21, 166,852,218.63 and 55,868,116.13 is: 83,806,743.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,228,747.21 : 166,852,218.63 = 55,868,116.13 : x
  2. Step 2: Convert to fraction form
    111,228,747.21/166,852,218.63 = 55,868,116.13/x
  3. Step 3: Cross multiply
    111,228,747.21x = 166,852,218.63 × 55,868,116.13
  4. Step 4: Simplify right side
    111,228,747.21x = 9,321,719,127,594,494
  5. Step 5: Solve for x
    x = 9,321,719,127,594,494/111,228,747.21
  6. Step 6: Final answer
    x = 83,806,743.86

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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.