Home / 123,008,577.56-169,755,379.96-68,007,977

Finding the Fourth Proportional to 123,008,577.56, 169,755,379.96 and 68,007,977

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Solution

The fourth proportional to 123,008,577.56, 169,755,379.96 and 68,007,977 is: 93,852,967.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,008,577.56 : 169,755,379.96 = 68,007,977 : x
  2. Step 2: Convert to fraction form
    123,008,577.56/169,755,379.96 = 68,007,977/x
  3. Step 3: Cross multiply
    123,008,577.56x = 169,755,379.96 × 68,007,977
  4. Step 4: Simplify right side
    123,008,577.56x = 11,544,719,975,945,942
  5. Step 5: Solve for x
    x = 11,544,719,975,945,942/123,008,577.56
  6. Step 6: Final answer
    x = 93,852,967.04

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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.