Home / 274,752,310.20-412,128,465.30-272,839,122.60

Finding the Fourth Proportional to 274,752,310.20, 412,128,465.30 and 272,839,122.60

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Solution

The fourth proportional to 274,752,310.20, 412,128,465.30 and 272,839,122.60 is: 409,258,683.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,752,310.20 : 412,128,465.30 = 272,839,122.60 : x
  2. Step 2: Convert to fraction form
    274,752,310.20/412,128,465.30 = 272,839,122.60/x
  3. Step 3: Cross multiply
    274,752,310.20x = 412,128,465.30 × 272,839,122.60
  4. Step 4: Simplify right side
    274,752,310.20x = 112,444,768,870,936,560
  5. Step 5: Solve for x
    x = 112,444,768,870,936,560/274,752,310.20
  6. Step 6: Final answer
    x = 409,258,683.90

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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.