Home / 356,707,680.06-534,933,104.85-123,475,021.32

Finding the Fourth Proportional to 356,707,680.06, 534,933,104.85 and 123,475,021.32

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Solution

The fourth proportional to 356,707,680.06, 534,933,104.85 and 123,475,021.32 is: 185,168,080.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,707,680.06 : 534,933,104.85 = 123,475,021.32 : x
  2. Step 2: Convert to fraction form
    356,707,680.06/534,933,104.85 = 123,475,021.32/x
  3. Step 3: Cross multiply
    356,707,680.06x = 534,933,104.85 × 123,475,021.32
  4. Step 4: Simplify right side
    356,707,680.06x = 66,050,876,526,127,544
  5. Step 5: Solve for x
    x = 66,050,876,526,127,544/356,707,680.06
  6. Step 6: Final answer
    x = 185,168,080.81

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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.