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Finding the Fourth Proportional to 250,186,490.68, 375,449,279.68 and 102,660,721.28

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Solution

The fourth proportional to 250,186,490.68, 375,449,279.68 and 102,660,721.28 is: 154,060,651.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,186,490.68 : 375,449,279.68 = 102,660,721.28 : x
  2. Step 2: Convert to fraction form
    250,186,490.68/375,449,279.68 = 102,660,721.28/x
  3. Step 3: Cross multiply
    250,186,490.68x = 375,449,279.68 × 102,660,721.28
  4. Step 4: Simplify right side
    250,186,490.68x = 38,543,893,856,005,248
  5. Step 5: Solve for x
    x = 38,543,893,856,005,248/250,186,490.68
  6. Step 6: Final answer
    x = 154,060,651.92

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