Home / 282,609,684.36-389,944,190.64-165,112,322.04

Finding the Fourth Proportional to 282,609,684.36, 389,944,190.64 and 165,112,322.04

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Solution

The fourth proportional to 282,609,684.36, 389,944,190.64 and 165,112,322.04 is: 227,821,601.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,609,684.36 : 389,944,190.64 = 165,112,322.04 : x
  2. Step 2: Convert to fraction form
    282,609,684.36/389,944,190.64 = 165,112,322.04/x
  3. Step 3: Cross multiply
    282,609,684.36x = 389,944,190.64 × 165,112,322.04
  4. Step 4: Simplify right side
    282,609,684.36x = 64,384,590,782,578,832
  5. Step 5: Solve for x
    x = 64,384,590,782,578,832/282,609,684.36
  6. Step 6: Final answer
    x = 227,821,601.12

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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.