Home / 275,112,839.67-412,669,185.69-188,588,930.46

Finding the Fourth Proportional to 275,112,839.67, 412,669,185.69 and 188,588,930.46

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Solution

The fourth proportional to 275,112,839.67, 412,669,185.69 and 188,588,930.46 is: 282,883,345.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,112,839.67 : 412,669,185.69 = 188,588,930.46 : x
  2. Step 2: Convert to fraction form
    275,112,839.67/412,669,185.69 = 188,588,930.46/x
  3. Step 3: Cross multiply
    275,112,839.67x = 412,669,185.69 × 188,588,930.46
  4. Step 4: Simplify right side
    275,112,839.67x = 77,824,840,363,076,240
  5. Step 5: Solve for x
    x = 77,824,840,363,076,240/275,112,839.67
  6. Step 6: Final answer
    x = 282,883,345.09

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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.