Home / 871,007,998.40-1,306,511,997.60-224,775,742.40

Finding the Fourth Proportional to 871,007,998.40, 1,306,511,997.60 and 224,775,742.40

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Solution

The fourth proportional to 871,007,998.40, 1,306,511,997.60 and 224,775,742.40 is: 337,163,613.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    871,007,998.40 : 1,306,511,997.60 = 224,775,742.40 : x
  2. Step 2: Convert to fraction form
    871,007,998.40/1,306,511,997.60 = 224,775,742.40/x
  3. Step 3: Cross multiply
    871,007,998.40x = 1,306,511,997.60 × 224,775,742.40
  4. Step 4: Simplify right side
    871,007,998.40x = 293,672,204,215,046,976
  5. Step 5: Solve for x
    x = 293,672,204,215,046,976/871,007,998.40
  6. Step 6: Final answer
    x = 337,163,613.60

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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.