Home / 325,057,260.12-448,556,935.46-178,388,991.96

Finding the Fourth Proportional to 325,057,260.12, 448,556,935.46 and 178,388,991.96

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Solution

The fourth proportional to 325,057,260.12, 448,556,935.46 and 178,388,991.96 is: 246,164,689.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,057,260.12 : 448,556,935.46 = 178,388,991.96 : x
  2. Step 2: Convert to fraction form
    325,057,260.12/448,556,935.46 = 178,388,991.96/x
  3. Step 3: Cross multiply
    325,057,260.12x = 448,556,935.46 × 178,388,991.96
  4. Step 4: Simplify right side
    325,057,260.12x = 80,017,619,553,376,176
  5. Step 5: Solve for x
    x = 80,017,619,553,376,176/325,057,260.12
  6. Step 6: Final answer
    x = 246,164,689.64

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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.