Home / 408,148,632,228.70-612,222,948,343.05-367,007,446,078.30

Finding the Fourth Proportional to 408,148,632,228.70, 612,222,948,343.05 and 367,007,446,078.30

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Solution

The fourth proportional to 408,148,632,228.70, 612,222,948,343.05 and 367,007,446,078.30 is: 550,511,169,117.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    408,148,632,228.70 : 612,222,948,343.05 = 367,007,446,078.30 : x
  2. Step 2: Convert to fraction form
    408,148,632,228.70/612,222,948,343.05 = 367,007,446,078.30/x
  3. Step 3: Cross multiply
    408,148,632,228.70x = 612,222,948,343.05 × 367,007,446,078.30
  4. Step 4: Simplify right side
    408,148,632,228.70x = 224,690,380,701,909,792,063,488
  5. Step 5: Solve for x
    x = 224,690,380,701,909,792,063,488/408,148,632,228.70
  6. Step 6: Final answer
    x = 550,511,169,117.45

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Double scale
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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.