Home / 717,790,046.04-1,076,693,613.12-200,188,994.40

Finding the Fourth Proportional to 717,790,046.04, 1,076,693,613.12 and 200,188,994.40

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Solution

The fourth proportional to 717,790,046.04, 1,076,693,613.12 and 200,188,994.40 is: 300,285,874.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    717,790,046.04 : 1,076,693,613.12 = 200,188,994.40 : x
  2. Step 2: Convert to fraction form
    717,790,046.04/1,076,693,613.12 = 200,188,994.40/x
  3. Step 3: Cross multiply
    717,790,046.04x = 1,076,693,613.12 × 200,188,994.40
  4. Step 4: Simplify right side
    717,790,046.04x = 215,542,211,687,395,424
  5. Step 5: Solve for x
    x = 215,542,211,687,395,424/717,790,046.04
  6. Step 6: Final answer
    x = 300,285,874.51

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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.