Home / 89,686,758.30-123,767,725.32-48,433,647.03

Finding the Fourth Proportional to 89,686,758.30, 123,767,725.32 and 48,433,647.03

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Solution

The fourth proportional to 89,686,758.30, 123,767,725.32 and 48,433,647.03 is: 66,838,432.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,686,758.30 : 123,767,725.32 = 48,433,647.03 : x
  2. Step 2: Convert to fraction form
    89,686,758.30/123,767,725.32 = 48,433,647.03/x
  3. Step 3: Cross multiply
    89,686,758.30x = 123,767,725.32 × 48,433,647.03
  4. Step 4: Simplify right side
    89,686,758.30x = 5,994,522,321,854,874
  5. Step 5: Solve for x
    x = 5,994,522,321,854,874/89,686,758.30
  6. Step 6: Final answer
    x = 66,838,432.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.