Home / 123,118,992.06-169,902,949.33-68,115,242.22

Finding the Fourth Proportional to 123,118,992.06, 169,902,949.33 and 68,115,242.22

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Solution

The fourth proportional to 123,118,992.06, 169,902,949.33 and 68,115,242.22 is: 93,998,337.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,118,992.06 : 169,902,949.33 = 68,115,242.22 : x
  2. Step 2: Convert to fraction form
    123,118,992.06/169,902,949.33 = 68,115,242.22/x
  3. Step 3: Cross multiply
    123,118,992.06x = 169,902,949.33 × 68,115,242.22
  4. Step 4: Simplify right side
    123,118,992.06x = 11,572,980,546,570,538
  5. Step 5: Solve for x
    x = 11,572,980,546,570,538/123,118,992.06
  6. Step 6: Final answer
    x = 93,998,337.33

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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.