Home / 86,794,247.80-130,002,414.90-52,656,052.60

Finding the Fourth Proportional to 86,794,247.80, 130,002,414.90 and 52,656,052.60

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Solution

The fourth proportional to 86,794,247.80, 130,002,414.90 and 52,656,052.60 is: 78,869,443.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,794,247.80 : 130,002,414.90 = 52,656,052.60 : x
  2. Step 2: Convert to fraction form
    86,794,247.80/130,002,414.90 = 52,656,052.60/x
  3. Step 3: Cross multiply
    86,794,247.80x = 130,002,414.90 × 52,656,052.60
  4. Step 4: Simplify right side
    86,794,247.80x = 6,845,413,997,101,424
  5. Step 5: Solve for x
    x = 6,845,413,997,101,424/86,794,247.80
  6. Step 6: Final answer
    x = 78,869,443.20

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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.