Home / 111,438,248.29-166,406,970.50-91,008,524.48

Finding the Fourth Proportional to 111,438,248.29, 166,406,970.50 and 91,008,524.48

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Solution

The fourth proportional to 111,438,248.29, 166,406,970.50 and 91,008,524.48 is: 135,899,954.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,438,248.29 : 166,406,970.50 = 91,008,524.48 : x
  2. Step 2: Convert to fraction form
    111,438,248.29/166,406,970.50 = 91,008,524.48/x
  3. Step 3: Cross multiply
    111,438,248.29x = 166,406,970.50 × 91,008,524.48
  4. Step 4: Simplify right side
    111,438,248.29x = 15,144,452,847,787,374
  5. Step 5: Solve for x
    x = 15,144,452,847,787,374/111,438,248.29
  6. Step 6: Final answer
    x = 135,899,954.28

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.