Home / 88,218,015.40-132,327,023.10-84,249,922.60

Finding the Fourth Proportional to 88,218,015.40, 132,327,023.10 and 84,249,922.60

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Solution

The fourth proportional to 88,218,015.40, 132,327,023.10 and 84,249,922.60 is: 126,374,883.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,218,015.40 : 132,327,023.10 = 84,249,922.60 : x
  2. Step 2: Convert to fraction form
    88,218,015.40/132,327,023.10 = 84,249,922.60/x
  3. Step 3: Cross multiply
    88,218,015.40x = 132,327,023.10 × 84,249,922.60
  4. Step 4: Simplify right side
    88,218,015.40x = 11,148,541,454,063,410
  5. Step 5: Solve for x
    x = 11,148,541,454,063,410/88,218,015.40
  6. Step 6: Final answer
    x = 126,374,883.90

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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.