Home / 410,432,985.42-566,398,066.08-222,261,604.08

Finding the Fourth Proportional to 410,432,985.42, 566,398,066.08 and 222,261,604.08

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Solution

The fourth proportional to 410,432,985.42, 566,398,066.08 and 222,261,604.08 is: 306,721,309.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    410,432,985.42 : 566,398,066.08 = 222,261,604.08 : x
  2. Step 2: Convert to fraction form
    410,432,985.42/566,398,066.08 = 222,261,604.08/x
  3. Step 3: Cross multiply
    410,432,985.42x = 566,398,066.08 × 222,261,604.08
  4. Step 4: Simplify right side
    410,432,985.42x = 125,888,542,714,750,656
  5. Step 5: Solve for x
    x = 125,888,542,714,750,656/410,432,985.42
  6. Step 6: Final answer
    x = 306,721,309.41

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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.