Home / 88,573,687.10-132,860,530.65-80,495,783.90

Finding the Fourth Proportional to 88,573,687.10, 132,860,530.65 and 80,495,783.90

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Solution

The fourth proportional to 88,573,687.10, 132,860,530.65 and 80,495,783.90 is: 120,743,675.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,573,687.10 : 132,860,530.65 = 80,495,783.90 : x
  2. Step 2: Convert to fraction form
    88,573,687.10/132,860,530.65 = 80,495,783.90/x
  3. Step 3: Cross multiply
    88,573,687.10x = 132,860,530.65 × 80,495,783.90
  4. Step 4: Simplify right side
    88,573,687.10x = 10,694,712,564,041,728
  5. Step 5: Solve for x
    x = 10,694,712,564,041,728/88,573,687.10
  6. Step 6: Final answer
    x = 120,743,675.85

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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.