Home / 88,586,481.40-132,879,722.10-80,083,425.40

Finding the Fourth Proportional to 88,586,481.40, 132,879,722.10 and 80,083,425.40

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Solution

The fourth proportional to 88,586,481.40, 132,879,722.10 and 80,083,425.40 is: 120,125,138.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,586,481.40 : 132,879,722.10 = 80,083,425.40 : x
  2. Step 2: Convert to fraction form
    88,586,481.40/132,879,722.10 = 80,083,425.40/x
  3. Step 3: Cross multiply
    88,586,481.40x = 132,879,722.10 × 80,083,425.40
  4. Step 4: Simplify right side
    88,586,481.40x = 10,641,463,311,968,082
  5. Step 5: Solve for x
    x = 10,641,463,311,968,082/88,586,481.40
  6. Step 6: Final answer
    x = 120,125,138.10

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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.