Home / 123,204,698.44-184,988,719.32-68,723,729.08

Finding the Fourth Proportional to 123,204,698.44, 184,988,719.32 and 68,723,729.08

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Solution

The fourth proportional to 123,204,698.44, 184,988,719.32 and 68,723,729.08 is: 103,186,930.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,204,698.44 : 184,988,719.32 = 68,723,729.08 : x
  2. Step 2: Convert to fraction form
    123,204,698.44/184,988,719.32 = 68,723,729.08/x
  3. Step 3: Cross multiply
    123,204,698.44x = 184,988,719.32 × 68,723,729.08
  4. Step 4: Simplify right side
    123,204,698.44x = 12,713,114,629,403,842
  5. Step 5: Solve for x
    x = 12,713,114,629,403,842/123,204,698.44
  6. Step 6: Final answer
    x = 103,186,930.29

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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.