Home / 203,285,187,263.54-280,936,062,643.52-166,605,449,279.21

Finding the Fourth Proportional to 203,285,187,263.54, 280,936,062,643.52 and 166,605,449,279.21

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Solution

The fourth proportional to 203,285,187,263.54, 280,936,062,643.52 and 166,605,449,279.21 is: 230,245,398,425.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,285,187,263.54 : 280,936,062,643.52 = 166,605,449,279.21 : x
  2. Step 2: Convert to fraction form
    203,285,187,263.54/280,936,062,643.52 = 166,605,449,279.21/x
  3. Step 3: Cross multiply
    203,285,187,263.54x = 280,936,062,643.52 × 166,605,449,279.21
  4. Step 4: Simplify right side
    203,285,187,263.54x = 46,805,478,935,455,934,185,472
  5. Step 5: Solve for x
    x = 46,805,478,935,455,934,185,472/203,285,187,263.54
  6. Step 6: Final answer
    x = 230,245,398,425.30

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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.