Home / 247,107,119.43-341,167,566.03-153,120,998.55

Finding the Fourth Proportional to 247,107,119.43, 341,167,566.03 and 153,120,998.55

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Solution

The fourth proportional to 247,107,119.43, 341,167,566.03 and 153,120,998.55 is: 211,405,962.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,107,119.43 : 341,167,566.03 = 153,120,998.55 : x
  2. Step 2: Convert to fraction form
    247,107,119.43/341,167,566.03 = 153,120,998.55/x
  3. Step 3: Cross multiply
    247,107,119.43x = 341,167,566.03 × 153,120,998.55
  4. Step 4: Simplify right side
    247,107,119.43x = 52,239,918,383,386,656
  5. Step 5: Solve for x
    x = 52,239,918,383,386,656/247,107,119.43
  6. Step 6: Final answer
    x = 211,405,962.34

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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.