Home / 88,573,631.40-132,860,447.10-80,070,575.40

Finding the Fourth Proportional to 88,573,631.40, 132,860,447.10 and 80,070,575.40

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Solution

The fourth proportional to 88,573,631.40, 132,860,447.10 and 80,070,575.40 is: 120,105,863.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,573,631.40 : 132,860,447.10 = 80,070,575.40 : x
  2. Step 2: Convert to fraction form
    88,573,631.40/132,860,447.10 = 80,070,575.40/x
  3. Step 3: Cross multiply
    88,573,631.40x = 132,860,447.10 × 80,070,575.40
  4. Step 4: Simplify right side
    88,573,631.40x = 10,638,212,447,198,262
  5. Step 5: Solve for x
    x = 10,638,212,447,198,262/88,573,631.40
  6. Step 6: Final answer
    x = 120,105,863.10

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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.