Home / 324,970,951.54-448,342,222.54-213,521,818.18

Finding the Fourth Proportional to 324,970,951.54, 448,342,222.54 and 213,521,818.18

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Solution

The fourth proportional to 324,970,951.54, 448,342,222.54 and 213,521,818.18 is: 294,582,780.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,970,951.54 : 448,342,222.54 = 213,521,818.18 : x
  2. Step 2: Convert to fraction form
    324,970,951.54/448,342,222.54 = 213,521,818.18/x
  3. Step 3: Cross multiply
    324,970,951.54x = 448,342,222.54 × 213,521,818.18
  4. Step 4: Simplify right side
    324,970,951.54x = 95,730,846,520,293,664
  5. Step 5: Solve for x
    x = 95,730,846,520,293,664/324,970,951.54
  6. Step 6: Final answer
    x = 294,582,780.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.