Home / 304,141,530.49-419,723,564.96-172,002,287

Finding the Fourth Proportional to 304,141,530.49, 419,723,564.96 and 172,002,287

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Solution

The fourth proportional to 304,141,530.49, 419,723,564.96 and 172,002,287 is: 237,367,823.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,141,530.49 : 419,723,564.96 = 172,002,287 : x
  2. Step 2: Convert to fraction form
    304,141,530.49/419,723,564.96 = 172,002,287/x
  3. Step 3: Cross multiply
    304,141,530.49x = 419,723,564.96 × 172,002,287
  4. Step 4: Simplify right side
    304,141,530.49x = 72,193,413,080,053,056
  5. Step 5: Solve for x
    x = 72,193,413,080,053,056/304,141,530.49
  6. Step 6: Final answer
    x = 237,367,823.35

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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.