Home / 557,162,683.85-835,747,587.15-163,687,900.88

Finding the Fourth Proportional to 557,162,683.85, 835,747,587.15 and 163,687,900.88

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Solution

The fourth proportional to 557,162,683.85, 835,747,587.15 and 163,687,900.88 is: 245,532,897.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,162,683.85 : 835,747,587.15 = 163,687,900.88 : x
  2. Step 2: Convert to fraction form
    557,162,683.85/835,747,587.15 = 163,687,900.88/x
  3. Step 3: Cross multiply
    557,162,683.85x = 835,747,587.15 × 163,687,900.88
  4. Step 4: Simplify right side
    557,162,683.85x = 136,801,768,201,929,616
  5. Step 5: Solve for x
    x = 136,801,768,201,929,616/557,162,683.85
  6. Step 6: Final answer
    x = 245,532,897.61

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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.