Home / 587,591,230.80-880,379,076.60-280,221,502.80

Finding the Fourth Proportional to 587,591,230.80, 880,379,076.60 and 280,221,502.80

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Solution

The fourth proportional to 587,591,230.80, 880,379,076.60 and 280,221,502.80 is: 419,851,650.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,591,230.80 : 880,379,076.60 = 280,221,502.80 : x
  2. Step 2: Convert to fraction form
    587,591,230.80/880,379,076.60 = 280,221,502.80/x
  3. Step 3: Cross multiply
    587,591,230.80x = 880,379,076.60 × 280,221,502.80
  4. Step 4: Simplify right side
    587,591,230.80x = 246,701,147,878,528,320
  5. Step 5: Solve for x
    x = 246,701,147,878,528,320/587,591,230.80
  6. Step 6: Final answer
    x = 419,851,650.17

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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.