Home / 437,179,982.40-655,350,069.60-252,758,145.60

Finding the Fourth Proportional to 437,179,982.40, 655,350,069.60 and 252,758,145.60

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Solution

The fourth proportional to 437,179,982.40, 655,350,069.60 and 252,758,145.60 is: 378,894,448.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,179,982.40 : 655,350,069.60 = 252,758,145.60 : x
  2. Step 2: Convert to fraction form
    437,179,982.40/655,350,069.60 = 252,758,145.60/x
  3. Step 3: Cross multiply
    437,179,982.40x = 655,350,069.60 × 252,758,145.60
  4. Step 4: Simplify right side
    437,179,982.40x = 165,645,068,310,926,944
  5. Step 5: Solve for x
    x = 165,645,068,310,926,944/437,179,982.40
  6. Step 6: Final answer
    x = 378,894,448.46

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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.