Home / 1,242,216,200.70-1,863,324,301.05-1,234,154,043.90

Finding the Fourth Proportional to 1,242,216,200.70, 1,863,324,301.05 and 1,234,154,043.90

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Solution

The fourth proportional to 1,242,216,200.70, 1,863,324,301.05 and 1,234,154,043.90 is: 1,851,231,065.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,242,216,200.70 : 1,863,324,301.05 = 1,234,154,043.90 : x
  2. Step 2: Convert to fraction form
    1,242,216,200.70/1,863,324,301.05 = 1,234,154,043.90/x
  3. Step 3: Cross multiply
    1,242,216,200.70x = 1,863,324,301.05 × 1,234,154,043.90
  4. Step 4: Simplify right side
    1,242,216,200.70x = 2,299,629,221,237,998,592
  5. Step 5: Solve for x
    x = 2,299,629,221,237,998,592/1,242,216,200.70
  6. Step 6: Final answer
    x = 1,851,231,065.85

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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.