Home / 269,539,072.29-404,475,987.69-172,564,375.80

Finding the Fourth Proportional to 269,539,072.29, 404,475,987.69 and 172,564,375.80

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Solution

The fourth proportional to 269,539,072.29, 404,475,987.69 and 172,564,375.80 is: 258,953,723.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,539,072.29 : 404,475,987.69 = 172,564,375.80 : x
  2. Step 2: Convert to fraction form
    269,539,072.29/404,475,987.69 = 172,564,375.80/x
  3. Step 3: Cross multiply
    269,539,072.29x = 404,475,987.69 × 172,564,375.80
  4. Step 4: Simplify right side
    269,539,072.29x = 69,798,146,341,813,336
  5. Step 5: Solve for x
    x = 69,798,146,341,813,336/269,539,072.29
  6. Step 6: Final answer
    x = 258,953,723.29

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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.