Home / 88,586,475.90-132,879,713.85-80,083,419.90

Finding the Fourth Proportional to 88,586,475.90, 132,879,713.85 and 80,083,419.90

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Solution

The fourth proportional to 88,586,475.90, 132,879,713.85 and 80,083,419.90 is: 120,125,129.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,586,475.90 : 132,879,713.85 = 80,083,419.90 : x
  2. Step 2: Convert to fraction form
    88,586,475.90/132,879,713.85 = 80,083,419.90/x
  3. Step 3: Cross multiply
    88,586,475.90x = 132,879,713.85 × 80,083,419.90
  4. Step 4: Simplify right side
    88,586,475.90x = 10,641,461,920,441,396
  5. Step 5: Solve for x
    x = 10,641,461,920,441,396/88,586,475.90
  6. Step 6: Final answer
    x = 120,125,129.85

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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.