Home / 86,905,807.60-130,458,244.20-51,024,233.20

Finding the Fourth Proportional to 86,905,807.60, 130,458,244.20 and 51,024,233.20

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Solution

The fourth proportional to 86,905,807.60, 130,458,244.20 and 51,024,233.20 is: 76,594,787.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,905,807.60 : 130,458,244.20 = 51,024,233.20 : x
  2. Step 2: Convert to fraction form
    86,905,807.60/130,458,244.20 = 51,024,233.20/x
  3. Step 3: Cross multiply
    86,905,807.60x = 130,458,244.20 × 51,024,233.20
  4. Step 4: Simplify right side
    86,905,807.60x = 6,656,531,874,923,348
  5. Step 5: Solve for x
    x = 6,656,531,874,923,348/86,905,807.60
  6. Step 6: Final answer
    x = 76,594,787.61

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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.