Home / 88,128,884.80-132,193,327.20-82,156,916.80

Finding the Fourth Proportional to 88,128,884.80, 132,193,327.20 and 82,156,916.80

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Solution

The fourth proportional to 88,128,884.80, 132,193,327.20 and 82,156,916.80 is: 123,235,375.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,128,884.80 : 132,193,327.20 = 82,156,916.80 : x
  2. Step 2: Convert to fraction form
    88,128,884.80/132,193,327.20 = 82,156,916.80/x
  3. Step 3: Cross multiply
    88,128,884.80x = 132,193,327.20 × 82,156,916.80
  4. Step 4: Simplify right side
    88,128,884.80x = 10,860,596,184,285,576
  5. Step 5: Solve for x
    x = 10,860,596,184,285,576/88,128,884.80
  6. Step 6: Final answer
    x = 123,235,375.20

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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.