Home / 166,503,494.40-249,654,105.60-83,408,609.61

Finding the Fourth Proportional to 166,503,494.40, 249,654,105.60 and 83,408,609.61

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Solution

The fourth proportional to 166,503,494.40, 249,654,105.60 and 83,408,609.61 is: 125,062,251.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,503,494.40 : 249,654,105.60 = 83,408,609.61 : x
  2. Step 2: Convert to fraction form
    166,503,494.40/249,654,105.60 = 83,408,609.61/x
  3. Step 3: Cross multiply
    166,503,494.40x = 249,654,105.60 × 83,408,609.61
  4. Step 4: Simplify right side
    166,503,494.40x = 20,823,301,831,524,116
  5. Step 5: Solve for x
    x = 20,823,301,831,524,116/166,503,494.40
  6. Step 6: Final answer
    x = 125,062,251.14

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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.