Home / 324,309,562.52-487,240,411.79-207,952,887.57

Finding the Fourth Proportional to 324,309,562.52, 487,240,411.79 and 207,952,887.57

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Solution

The fourth proportional to 324,309,562.52, 487,240,411.79 and 207,952,887.57 is: 312,426,959.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,309,562.52 : 487,240,411.79 = 207,952,887.57 : x
  2. Step 2: Convert to fraction form
    324,309,562.52/487,240,411.79 = 207,952,887.57/x
  3. Step 3: Cross multiply
    324,309,562.52x = 487,240,411.79 × 207,952,887.57
  4. Step 4: Simplify right side
    324,309,562.52x = 101,323,050,571,486,608
  5. Step 5: Solve for x
    x = 101,323,050,571,486,608/324,309,562.52
  6. Step 6: Final answer
    x = 312,426,959.56

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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.