Home / 469,920,634.68-648,452,456.82-271,694,847.54

Finding the Fourth Proportional to 469,920,634.68, 648,452,456.82 and 271,694,847.54

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Solution

The fourth proportional to 469,920,634.68, 648,452,456.82 and 271,694,847.54 is: 374,916,908.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,920,634.68 : 648,452,456.82 = 271,694,847.54 : x
  2. Step 2: Convert to fraction form
    469,920,634.68/648,452,456.82 = 271,694,847.54/x
  3. Step 3: Cross multiply
    469,920,634.68x = 648,452,456.82 × 271,694,847.54
  4. Step 4: Simplify right side
    469,920,634.68x = 176,181,191,392,648,352
  5. Step 5: Solve for x
    x = 176,181,191,392,648,352/469,920,634.68
  6. Step 6: Final answer
    x = 374,916,908.07

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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.