Home / 741,669,215.68-1,112,605,806.80-275,291,012

Finding the Fourth Proportional to 741,669,215.68, 1,112,605,806.80 and 275,291,012

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Solution

The fourth proportional to 741,669,215.68, 1,112,605,806.80 and 275,291,012 is: 412,974,371.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,669,215.68 : 1,112,605,806.80 = 275,291,012 : x
  2. Step 2: Convert to fraction form
    741,669,215.68/1,112,605,806.80 = 275,291,012/x
  3. Step 3: Cross multiply
    741,669,215.68x = 1,112,605,806.80 × 275,291,012
  4. Step 4: Simplify right side
    741,669,215.68x = 306,290,378,511,048,448
  5. Step 5: Solve for x
    x = 306,290,378,511,048,448/741,669,215.68
  6. Step 6: Final answer
    x = 412,974,371.91

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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.