Home / 587,438,241.36-880,854,128.64-172,861,185.24

Finding the Fourth Proportional to 587,438,241.36, 880,854,128.64 and 172,861,185.24

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Solution

The fourth proportional to 587,438,241.36, 880,854,128.64 and 172,861,185.24 is: 259,202,547.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,438,241.36 : 880,854,128.64 = 172,861,185.24 : x
  2. Step 2: Convert to fraction form
    587,438,241.36/880,854,128.64 = 172,861,185.24/x
  3. Step 3: Cross multiply
    587,438,241.36x = 880,854,128.64 × 172,861,185.24
  4. Step 4: Simplify right side
    587,438,241.36x = 152,265,488,700,257,824
  5. Step 5: Solve for x
    x = 152,265,488,700,257,824/587,438,241.36
  6. Step 6: Final answer
    x = 259,202,547.57

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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.