Home / 324,309,633.48-487,240,518.51-207,952,958.52

Finding the Fourth Proportional to 324,309,633.48, 487,240,518.51 and 207,952,958.52

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Solution

The fourth proportional to 324,309,633.48, 487,240,518.51 and 207,952,958.52 is: 312,427,066.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,309,633.48 : 487,240,518.51 = 207,952,958.52 : x
  2. Step 2: Convert to fraction form
    324,309,633.48/487,240,518.51 = 207,952,958.52/x
  3. Step 3: Cross multiply
    324,309,633.48x = 487,240,518.51 × 207,952,958.52
  4. Step 4: Simplify right side
    324,309,633.48x = 101,323,107,334,973,328
  5. Step 5: Solve for x
    x = 101,323,107,334,973,328/324,309,633.48
  6. Step 6: Final answer
    x = 312,427,066.22

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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.