Home / 451,036,802.20-676,555,203.30-221,454,290.20

Finding the Fourth Proportional to 451,036,802.20, 676,555,203.30 and 221,454,290.20

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Solution

The fourth proportional to 451,036,802.20, 676,555,203.30 and 221,454,290.20 is: 332,181,435.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,036,802.20 : 676,555,203.30 = 221,454,290.20 : x
  2. Step 2: Convert to fraction form
    451,036,802.20/676,555,203.30 = 221,454,290.20/x
  3. Step 3: Cross multiply
    451,036,802.20x = 676,555,203.30 × 221,454,290.20
  4. Step 4: Simplify right side
    451,036,802.20x = 149,826,052,327,918,176
  5. Step 5: Solve for x
    x = 149,826,052,327,918,176/451,036,802.20
  6. Step 6: Final answer
    x = 332,181,435.30

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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.