Home / 193,550,627.10-290,325,940.65-85,845,251.10

Finding the Fourth Proportional to 193,550,627.10, 290,325,940.65 and 85,845,251.10

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Solution

The fourth proportional to 193,550,627.10, 290,325,940.65 and 85,845,251.10 is: 128,767,876.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,550,627.10 : 290,325,940.65 = 85,845,251.10 : x
  2. Step 2: Convert to fraction form
    193,550,627.10/290,325,940.65 = 85,845,251.10/x
  3. Step 3: Cross multiply
    193,550,627.10x = 290,325,940.65 × 85,845,251.10
  4. Step 4: Simplify right side
    193,550,627.10x = 24,923,103,275,942,944
  5. Step 5: Solve for x
    x = 24,923,103,275,942,944/193,550,627.10
  6. Step 6: Final answer
    x = 128,767,876.65

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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.