Home / 744,297,020.82-1,116,445,457.79-199,024,383.06

Finding the Fourth Proportional to 744,297,020.82, 1,116,445,457.79 and 199,024,383.06

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Solution

The fourth proportional to 744,297,020.82, 1,116,445,457.79 and 199,024,383.06 is: 298,536,554.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,297,020.82 : 1,116,445,457.79 = 199,024,383.06 : x
  2. Step 2: Convert to fraction form
    744,297,020.82/1,116,445,457.79 = 199,024,383.06/x
  3. Step 3: Cross multiply
    744,297,020.82x = 1,116,445,457.79 × 199,024,383.06
  4. Step 4: Simplify right side
    744,297,020.82x = 222,199,868,456,794,016
  5. Step 5: Solve for x
    x = 222,199,868,456,794,016/744,297,020.82
  6. Step 6: Final answer
    x = 298,536,554.95

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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.