Home / 408,148,632,134.45-612,222,948,201.70-367,007,445,984.05

Finding the Fourth Proportional to 408,148,632,134.45, 612,222,948,201.70 and 367,007,445,984.05

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Solution

The fourth proportional to 408,148,632,134.45, 612,222,948,201.70 and 367,007,445,984.05 is: 550,511,168,976.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,148,632,134.45 : 612,222,948,201.70 = 367,007,445,984.05 : x
  2. Step 2: Convert to fraction form
    408,148,632,134.45/612,222,948,201.70 = 367,007,445,984.05/x
  3. Step 3: Cross multiply
    408,148,632,134.45x = 612,222,948,201.70 × 367,007,445,984.05
  4. Step 4: Simplify right side
    408,148,632,134.45x = 224,690,380,592,331,217,698,816
  5. Step 5: Solve for x
    x = 224,690,380,592,331,217,698,816/408,148,632,134.45
  6. Step 6: Final answer
    x = 550,511,168,976.10

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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.