Home / 319,788,180.26-441,310,731.04-187,631,425.28

Finding the Fourth Proportional to 319,788,180.26, 441,310,731.04 and 187,631,425.28

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Solution

The fourth proportional to 319,788,180.26, 441,310,731.04 and 187,631,425.28 is: 258,933,151.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,788,180.26 : 441,310,731.04 = 187,631,425.28 : x
  2. Step 2: Convert to fraction form
    319,788,180.26/441,310,731.04 = 187,631,425.28/x
  3. Step 3: Cross multiply
    319,788,180.26x = 441,310,731.04 × 187,631,425.28
  4. Step 4: Simplify right side
    319,788,180.26x = 82,803,761,456,393,936
  5. Step 5: Solve for x
    x = 82,803,761,456,393,936/319,788,180.26
  6. Step 6: Final answer
    x = 258,933,151.90

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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.