Home / 3,180,967,769.60-4,769,234,654.72-1,409,375,538.24

Finding the Fourth Proportional to 3,180,967,769.60, 4,769,234,654.72 and 1,409,375,538.24

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Solution

The fourth proportional to 3,180,967,769.60, 4,769,234,654.72 and 1,409,375,538.24 is: 2,113,081,032.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,180,967,769.60 : 4,769,234,654.72 = 1,409,375,538.24 : x
  2. Step 2: Convert to fraction form
    3,180,967,769.60/4,769,234,654.72 = 1,409,375,538.24/x
  3. Step 3: Cross multiply
    3,180,967,769.60x = 4,769,234,654.72 × 1,409,375,538.24
  4. Step 4: Simplify right side
    3,180,967,769.60x = 6,721,642,658,488,860,672
  5. Step 5: Solve for x
    x = 6,721,642,658,488,860,672/3,180,967,769.60
  6. Step 6: Final answer
    x = 2,113,081,032.36

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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.