Home / 881,375,572.33-1,216,298,234.25-484,890,056.12

Finding the Fourth Proportional to 881,375,572.33, 1,216,298,234.25 and 484,890,056.12

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Solution

The fourth proportional to 881,375,572.33, 1,216,298,234.25 and 484,890,056.12 is: 669,148,246.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    881,375,572.33 : 1,216,298,234.25 = 484,890,056.12 : x
  2. Step 2: Convert to fraction form
    881,375,572.33/1,216,298,234.25 = 484,890,056.12/x
  3. Step 3: Cross multiply
    881,375,572.33x = 1,216,298,234.25 × 484,890,056.12
  4. Step 4: Simplify right side
    881,375,572.33x = 589,770,919,067,180,160
  5. Step 5: Solve for x
    x = 589,770,919,067,180,160/881,375,572.33
  6. Step 6: Final answer
    x = 669,148,246.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.