Home / 2,187,189,215.06-3,018,321,023.96-1,183,606,813.48

Finding the Fourth Proportional to 2,187,189,215.06, 3,018,321,023.96 and 1,183,606,813.48

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Solution

The fourth proportional to 2,187,189,215.06, 3,018,321,023.96 and 1,183,606,813.48 is: 1,633,377,352.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,187,189,215.06 : 3,018,321,023.96 = 1,183,606,813.48 : x
  2. Step 2: Convert to fraction form
    2,187,189,215.06/3,018,321,023.96 = 1,183,606,813.48/x
  3. Step 3: Cross multiply
    2,187,189,215.06x = 3,018,321,023.96 × 1,183,606,813.48
  4. Step 4: Simplify right side
    2,187,189,215.06x = 3,572,505,329,228,986,368
  5. Step 5: Solve for x
    x = 3,572,505,329,228,986,368/2,187,189,215.06
  6. Step 6: Final answer
    x = 1,633,377,352.37

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1.5x scale

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.