Home / 293,140,721.02-404,310,034.44-199,127,356.40

Finding the Fourth Proportional to 293,140,721.02, 404,310,034.44 and 199,127,356.40

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Solution

The fourth proportional to 293,140,721.02, 404,310,034.44 and 199,127,356.40 is: 274,643,481.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,140,721.02 : 404,310,034.44 = 199,127,356.40 : x
  2. Step 2: Convert to fraction form
    293,140,721.02/404,310,034.44 = 199,127,356.40/x
  3. Step 3: Cross multiply
    293,140,721.02x = 404,310,034.44 × 199,127,356.40
  4. Step 4: Simplify right side
    293,140,721.02x = 80,509,188,324,030,160
  5. Step 5: Solve for x
    x = 80,509,188,324,030,160/293,140,721.02
  6. Step 6: Final answer
    x = 274,643,481.96

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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.