Home / 275,606,111.49-413,489,879.22-81,522,695.08

Finding the Fourth Proportional to 275,606,111.49, 413,489,879.22 and 81,522,695.08

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Solution

The fourth proportional to 275,606,111.49, 413,489,879.22 and 81,522,695.08 is: 122,307,916.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,606,111.49 : 413,489,879.22 = 81,522,695.08 : x
  2. Step 2: Convert to fraction form
    275,606,111.49/413,489,879.22 = 81,522,695.08/x
  3. Step 3: Cross multiply
    275,606,111.49x = 413,489,879.22 × 81,522,695.08
  4. Step 4: Simplify right side
    275,606,111.49x = 33,708,809,340,814,780
  5. Step 5: Solve for x
    x = 33,708,809,340,814,780/275,606,111.49
  6. Step 6: Final answer
    x = 122,307,916.75

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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.