Home / 63,684,522.19-87,856,979.02-40,467,193.44

Finding the Fourth Proportional to 63,684,522.19, 87,856,979.02 and 40,467,193.44

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Solution

The fourth proportional to 63,684,522.19, 87,856,979.02 and 40,467,193.44 is: 55,827,149.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,684,522.19 : 87,856,979.02 = 40,467,193.44 : x
  2. Step 2: Convert to fraction form
    63,684,522.19/87,856,979.02 = 40,467,193.44/x
  3. Step 3: Cross multiply
    63,684,522.19x = 87,856,979.02 × 40,467,193.44
  4. Step 4: Simplify right side
    63,684,522.19x = 3,555,325,365,056,361.50
  5. Step 5: Solve for x
    x = 3,555,325,365,056,361.50/63,684,522.19
  6. Step 6: Final answer
    x = 55,827,149.88

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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.