Home / 587,552,187.80-880,052,823.30-485,515,515.80

Finding the Fourth Proportional to 587,552,187.80, 880,052,823.30 and 485,515,515.80

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Solution

The fourth proportional to 587,552,187.80, 880,052,823.30 and 485,515,515.80 is: 727,219,316.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,552,187.80 : 880,052,823.30 = 485,515,515.80 : x
  2. Step 2: Convert to fraction form
    587,552,187.80/880,052,823.30 = 485,515,515.80/x
  3. Step 3: Cross multiply
    587,552,187.80x = 880,052,823.30 × 485,515,515.80
  4. Step 4: Simplify right side
    587,552,187.80x = 427,279,300,435,745,728
  5. Step 5: Solve for x
    x = 427,279,300,435,745,728/587,552,187.80
  6. Step 6: Final answer
    x = 727,219,316.53

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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.