Home / 344,284,144.72-475,109,050.44-187,651,243.60

Finding the Fourth Proportional to 344,284,144.72, 475,109,050.44 and 187,651,243.60

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Solution

The fourth proportional to 344,284,144.72, 475,109,050.44 and 187,651,243.60 is: 258,957,043.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,284,144.72 : 475,109,050.44 = 187,651,243.60 : x
  2. Step 2: Convert to fraction form
    344,284,144.72/475,109,050.44 = 187,651,243.60/x
  3. Step 3: Cross multiply
    344,284,144.72x = 475,109,050.44 × 187,651,243.60
  4. Step 4: Simplify right side
    344,284,144.72x = 89,154,804,160,681,120
  5. Step 5: Solve for x
    x = 89,154,804,160,681,120/344,284,144.72
  6. Step 6: Final answer
    x = 258,957,043.27

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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.