Home / 203,285,187,264.54-280,936,062,644.90-166,605,449,280.22

Finding the Fourth Proportional to 203,285,187,264.54, 280,936,062,644.90 and 166,605,449,280.22

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Solution

The fourth proportional to 203,285,187,264.54, 280,936,062,644.90 and 166,605,449,280.22 is: 230,245,398,426.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,285,187,264.54 : 280,936,062,644.90 = 166,605,449,280.22 : x
  2. Step 2: Convert to fraction form
    203,285,187,264.54/280,936,062,644.90 = 166,605,449,280.22/x
  3. Step 3: Cross multiply
    203,285,187,264.54x = 280,936,062,644.90 × 166,605,449,280.22
  4. Step 4: Simplify right side
    203,285,187,264.54x = 46,805,478,935,969,602,207,744
  5. Step 5: Solve for x
    x = 46,805,478,935,969,602,207,744/203,285,187,264.54
  6. Step 6: Final answer
    x = 230,245,398,426.70

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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.