Home / 88,573,837.60-132,860,756.40-80,495,934.40

Finding the Fourth Proportional to 88,573,837.60, 132,860,756.40 and 80,495,934.40

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Solution

The fourth proportional to 88,573,837.60, 132,860,756.40 and 80,495,934.40 is: 120,743,901.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,573,837.60 : 132,860,756.40 = 80,495,934.40 : x
  2. Step 2: Convert to fraction form
    88,573,837.60/132,860,756.40 = 80,495,934.40/x
  3. Step 3: Cross multiply
    88,573,837.60x = 132,860,756.40 × 80,495,934.40
  4. Step 4: Simplify right side
    88,573,837.60x = 10,694,750,731,508,782
  5. Step 5: Solve for x
    x = 10,694,750,731,508,782/88,573,837.60
  6. Step 6: Final answer
    x = 120,743,901.60

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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.