Home / 166,503,761.60-249,654,507.01-83,408,877.02

Finding the Fourth Proportional to 166,503,761.60, 249,654,507.01 and 83,408,877.02

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Solution

The fourth proportional to 166,503,761.60, 249,654,507.01 and 83,408,877.02 is: 125,062,652.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,503,761.60 : 249,654,507.01 = 83,408,877.02 : x
  2. Step 2: Convert to fraction form
    166,503,761.60/249,654,507.01 = 83,408,877.02/x
  3. Step 3: Cross multiply
    166,503,761.60x = 249,654,507.01 × 83,408,877.02
  4. Step 4: Simplify right side
    166,503,761.60x = 20,823,402,073,101,428
  5. Step 5: Solve for x
    x = 20,823,402,073,101,428/166,503,761.60
  6. Step 6: Final answer
    x = 125,062,652.48

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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.