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Finding the Fourth Proportional to 303,443,978.41, 418,754,009.70 and 164,214,752.47

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Solution

The fourth proportional to 303,443,978.41, 418,754,009.70 and 164,214,752.47 is: 226,617,072.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,443,978.41 : 418,754,009.70 = 164,214,752.47 : x
  2. Step 2: Convert to fraction form
    303,443,978.41/418,754,009.70 = 164,214,752.47/x
  3. Step 3: Cross multiply
    303,443,978.41x = 418,754,009.70 × 164,214,752.47
  4. Step 4: Simplify right side
    303,443,978.41x = 68,765,586,048,705,480
  5. Step 5: Solve for x
    x = 68,765,586,048,705,480/303,443,978.41
  6. Step 6: Final answer
    x = 226,617,072.48

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Why These Related Problems?

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