Home / 104,975,999.20-157,463,998.80-74,071,064.80

Finding the Fourth Proportional to 104,975,999.20, 157,463,998.80 and 74,071,064.80

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Solution

The fourth proportional to 104,975,999.20, 157,463,998.80 and 74,071,064.80 is: 111,106,597.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,975,999.20 : 157,463,998.80 = 74,071,064.80 : x
  2. Step 2: Convert to fraction form
    104,975,999.20/157,463,998.80 = 74,071,064.80/x
  3. Step 3: Cross multiply
    104,975,999.20x = 157,463,998.80 × 74,071,064.80
  4. Step 4: Simplify right side
    104,975,999.20x = 11,663,526,058,781,922
  5. Step 5: Solve for x
    x = 11,663,526,058,781,922/104,975,999.20
  6. Step 6: Final answer
    x = 111,106,597.20

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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.