Home / 403,150,891.20-556,348,082.40-220,010,539.20

Finding the Fourth Proportional to 403,150,891.20, 556,348,082.40 and 220,010,539.20

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Solution

The fourth proportional to 403,150,891.20, 556,348,082.40 and 220,010,539.20 is: 303,614,463.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,150,891.20 : 556,348,082.40 = 220,010,539.20 : x
  2. Step 2: Convert to fraction form
    403,150,891.20/556,348,082.40 = 220,010,539.20/x
  3. Step 3: Cross multiply
    403,150,891.20x = 556,348,082.40 × 220,010,539.20
  4. Step 4: Simplify right side
    403,150,891.20x = 122,402,441,591,710,016
  5. Step 5: Solve for x
    x = 122,402,441,591,710,016/403,150,891.20
  6. Step 6: Final answer
    x = 303,614,463.63

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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.