Home / 88,586,474.40-132,879,711.60-80,083,418.40

Finding the Fourth Proportional to 88,586,474.40, 132,879,711.60 and 80,083,418.40

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Solution

The fourth proportional to 88,586,474.40, 132,879,711.60 and 80,083,418.40 is: 120,125,127.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,586,474.40 : 132,879,711.60 = 80,083,418.40 : x
  2. Step 2: Convert to fraction form
    88,586,474.40/132,879,711.60 = 80,083,418.40/x
  3. Step 3: Cross multiply
    88,586,474.40x = 132,879,711.60 × 80,083,418.40
  4. Step 4: Simplify right side
    88,586,474.40x = 10,641,461,540,934,134
  5. Step 5: Solve for x
    x = 10,641,461,540,934,134/88,586,474.40
  6. Step 6: Final answer
    x = 120,125,127.60

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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.