Home / 273,151,556.64-376,958,959.92-155,694,610.08

Finding the Fourth Proportional to 273,151,556.64, 376,958,959.92 and 155,694,610.08

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Solution

The fourth proportional to 273,151,556.64, 376,958,959.92 and 155,694,610.08 is: 214,864,154.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,151,556.64 : 376,958,959.92 = 155,694,610.08 : x
  2. Step 2: Convert to fraction form
    273,151,556.64/376,958,959.92 = 155,694,610.08/x
  3. Step 3: Cross multiply
    273,151,556.64x = 376,958,959.92 × 155,694,610.08
  4. Step 4: Simplify right side
    273,151,556.64x = 58,690,478,280,906,752
  5. Step 5: Solve for x
    x = 58,690,478,280,906,752/273,151,556.64
  6. Step 6: Final answer
    x = 214,864,154.55

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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.