Home / 222,306,314.40-306,922,159.67-143,059,062.09

Finding the Fourth Proportional to 222,306,314.40, 306,922,159.67 and 143,059,062.09

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Solution

The fourth proportional to 222,306,314.40, 306,922,159.67 and 143,059,062.09 is: 197,511,242.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,306,314.40 : 306,922,159.67 = 143,059,062.09 : x
  2. Step 2: Convert to fraction form
    222,306,314.40/306,922,159.67 = 143,059,062.09/x
  3. Step 3: Cross multiply
    222,306,314.40x = 306,922,159.67 × 143,059,062.09
  4. Step 4: Simplify right side
    222,306,314.40x = 43,907,996,297,027,424
  5. Step 5: Solve for x
    x = 43,907,996,297,027,424/222,306,314.40
  6. Step 6: Final answer
    x = 197,511,242.16

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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.