Home / 166,628,306.88-249,958,887.12-57,439,103.04

Finding the Fourth Proportional to 166,628,306.88, 249,958,887.12 and 57,439,103.04

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Solution

The fourth proportional to 166,628,306.88, 249,958,887.12 and 57,439,103.04 is: 86,164,317.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,628,306.88 : 249,958,887.12 = 57,439,103.04 : x
  2. Step 2: Convert to fraction form
    166,628,306.88/249,958,887.12 = 57,439,103.04/x
  3. Step 3: Cross multiply
    166,628,306.88x = 249,958,887.12 × 57,439,103.04
  4. Step 4: Simplify right side
    166,628,306.88x = 14,357,414,273,049,408
  5. Step 5: Solve for x
    x = 14,357,414,273,049,408/166,628,306.88
  6. Step 6: Final answer
    x = 86,164,317.11

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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.