Home / 123,633,809.39-170,606,122.34-68,625,335.63

Finding the Fourth Proportional to 123,633,809.39, 170,606,122.34 and 68,625,335.63

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Solution

The fourth proportional to 123,633,809.39, 170,606,122.34 and 68,625,335.63 is: 94,698,225.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,633,809.39 : 170,606,122.34 = 68,625,335.63 : x
  2. Step 2: Convert to fraction form
    123,633,809.39/170,606,122.34 = 68,625,335.63/x
  3. Step 3: Cross multiply
    123,633,809.39x = 170,606,122.34 × 68,625,335.63
  4. Step 4: Simplify right side
    123,633,809.39x = 11,707,902,405,433,874
  5. Step 5: Solve for x
    x = 11,707,902,405,433,874/123,633,809.39
  6. Step 6: Final answer
    x = 94,698,225.86

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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.