Home / 491,148,402.92-677,780,638.98-271,127,105

Finding the Fourth Proportional to 491,148,402.92, 677,780,638.98 and 271,127,105

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Solution

The fourth proportional to 491,148,402.92, 677,780,638.98 and 271,127,105 is: 374,153,110.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,148,402.92 : 677,780,638.98 = 271,127,105 : x
  2. Step 2: Convert to fraction form
    491,148,402.92/677,780,638.98 = 271,127,105/x
  3. Step 3: Cross multiply
    491,148,402.92x = 677,780,638.98 × 271,127,105
  4. Step 4: Simplify right side
    491,148,402.92x = 183,764,702,471,697,568
  5. Step 5: Solve for x
    x = 183,764,702,471,697,568/491,148,402.92
  6. Step 6: Final answer
    x = 374,153,110.10

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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.