Home / 616,675,877-925,255,919.64-271,387,293.92

Finding the Fourth Proportional to 616,675,877, 925,255,919.64 and 271,387,293.92

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Solution

The fourth proportional to 616,675,877, 925,255,919.64 and 271,387,293.92 is: 407,187,486.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,675,877 : 925,255,919.64 = 271,387,293.92 : x
  2. Step 2: Convert to fraction form
    616,675,877/925,255,919.64 = 271,387,293.92/x
  3. Step 3: Cross multiply
    616,675,877x = 925,255,919.64 × 271,387,293.92
  4. Step 4: Simplify right side
    616,675,877x = 251,102,700,214,560,608
  5. Step 5: Solve for x
    x = 251,102,700,214,560,608/616,675,877
  6. Step 6: Final answer
    x = 407,187,486.30

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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.