Home / 324,309,568.33-487,240,420.50-207,952,893.33

Finding the Fourth Proportional to 324,309,568.33, 487,240,420.50 and 207,952,893.33

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Solution

The fourth proportional to 324,309,568.33, 487,240,420.50 and 207,952,893.33 is: 312,426,968.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,309,568.33 : 487,240,420.50 = 207,952,893.33 : x
  2. Step 2: Convert to fraction form
    324,309,568.33/487,240,420.50 = 207,952,893.33/x
  3. Step 3: Cross multiply
    324,309,568.33x = 487,240,420.50 × 207,952,893.33
  4. Step 4: Simplify right side
    324,309,568.33x = 101,323,055,190,300,848
  5. Step 5: Solve for x
    x = 101,323,055,190,300,848/324,309,568.33
  6. Step 6: Final answer
    x = 312,426,968.20

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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.