Home / 744,297,112.48-1,116,445,594.80-199,024,474.40

Finding the Fourth Proportional to 744,297,112.48, 1,116,445,594.80 and 199,024,474.40

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Solution

The fourth proportional to 744,297,112.48, 1,116,445,594.80 and 199,024,474.40 is: 298,536,691.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,297,112.48 : 1,116,445,594.80 = 199,024,474.40 : x
  2. Step 2: Convert to fraction form
    744,297,112.48/1,116,445,594.80 = 199,024,474.40/x
  3. Step 3: Cross multiply
    744,297,112.48x = 1,116,445,594.80 × 199,024,474.40
  4. Step 4: Simplify right side
    744,297,112.48x = 222,199,997,701,265,376
  5. Step 5: Solve for x
    x = 222,199,997,701,265,376/744,297,112.48
  6. Step 6: Final answer
    x = 298,536,691.83

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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.