Home / 324,731,042.64-448,193,941.38-192,645,355.14

Finding the Fourth Proportional to 324,731,042.64, 448,193,941.38 and 192,645,355.14

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Solution

The fourth proportional to 324,731,042.64, 448,193,941.38 and 192,645,355.14 is: 265,889,211.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,731,042.64 : 448,193,941.38 = 192,645,355.14 : x
  2. Step 2: Convert to fraction form
    324,731,042.64/448,193,941.38 = 192,645,355.14/x
  3. Step 3: Cross multiply
    324,731,042.64x = 448,193,941.38 × 192,645,355.14
  4. Step 4: Simplify right side
    324,731,042.64x = 86,342,481,008,746,432
  5. Step 5: Solve for x
    x = 86,342,481,008,746,432/324,731,042.64
  6. Step 6: Final answer
    x = 265,889,211.91

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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.