Home / 587,230,120.58-880,294,844.12-198,781,129.22

Finding the Fourth Proportional to 587,230,120.58, 880,294,844.12 and 198,781,129.22

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Solution

The fourth proportional to 587,230,120.58, 880,294,844.12 and 198,781,129.22 is: 297,985,401.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,230,120.58 : 880,294,844.12 = 198,781,129.22 : x
  2. Step 2: Convert to fraction form
    587,230,120.58/880,294,844.12 = 198,781,129.22/x
  3. Step 3: Cross multiply
    587,230,120.58x = 880,294,844.12 × 198,781,129.22
  4. Step 4: Simplify right side
    587,230,120.58x = 174,986,003,155,322,112
  5. Step 5: Solve for x
    x = 174,986,003,155,322,112/587,230,120.58
  6. Step 6: Final answer
    x = 297,985,401.33

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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.