Home / 168,403,750.20-252,605,625.30-123,054,118.20

Finding the Fourth Proportional to 168,403,750.20, 252,605,625.30 and 123,054,118.20

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Solution

The fourth proportional to 168,403,750.20, 252,605,625.30 and 123,054,118.20 is: 184,581,177.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,403,750.20 : 252,605,625.30 = 123,054,118.20 : x
  2. Step 2: Convert to fraction form
    168,403,750.20/252,605,625.30 = 123,054,118.20/x
  3. Step 3: Cross multiply
    168,403,750.20x = 252,605,625.30 × 123,054,118.20
  4. Step 4: Simplify right side
    168,403,750.20x = 31,084,162,473,651,112
  5. Step 5: Solve for x
    x = 31,084,162,473,651,112/168,403,750.20
  6. Step 6: Final answer
    x = 184,581,177.30

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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.