Home / 86,244,915.78-119,017,367.58-47,086,691.31

Finding the Fourth Proportional to 86,244,915.78, 119,017,367.58 and 47,086,691.31

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Solution

The fourth proportional to 86,244,915.78, 119,017,367.58 and 47,086,691.31 is: 64,979,297.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,244,915.78 : 119,017,367.58 = 47,086,691.31 : x
  2. Step 2: Convert to fraction form
    86,244,915.78/119,017,367.58 = 47,086,691.31/x
  3. Step 3: Cross multiply
    86,244,915.78x = 119,017,367.58 × 47,086,691.31
  4. Step 4: Simplify right side
    86,244,915.78x = 5,604,134,047,768,262
  5. Step 5: Solve for x
    x = 5,604,134,047,768,262/86,244,915.78
  6. Step 6: Final answer
    x = 64,979,297.59

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