Home / 143,687,544.02-215,384,076.45-109,070,664.44

Finding the Fourth Proportional to 143,687,544.02, 215,384,076.45 and 109,070,664.44

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Solution

The fourth proportional to 143,687,544.02, 215,384,076.45 and 109,070,664.44 is: 163,494,229.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,687,544.02 : 215,384,076.45 = 109,070,664.44 : x
  2. Step 2: Convert to fraction form
    143,687,544.02/215,384,076.45 = 109,070,664.44/x
  3. Step 3: Cross multiply
    143,687,544.02x = 215,384,076.45 × 109,070,664.44
  4. Step 4: Simplify right side
    143,687,544.02x = 23,492,084,327,120,336
  5. Step 5: Solve for x
    x = 23,492,084,327,120,336/143,687,544.02
  6. Step 6: Final answer
    x = 163,494,229.71

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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.