Home / 20,227,319,456,392-27,908,916,620,800-11,447,980,332,071

Finding the Fourth Proportional to 20,227,319,456,392, 27,908,916,620,800 and 11,447,980,332,071

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Solution

The fourth proportional to 20,227,319,456,392, 27,908,916,620,800 and 11,447,980,332,071 is: 15,795,505,146,054.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,227,319,456,392 : 27,908,916,620,800 = 11,447,980,332,071 : x
  2. Step 2: Convert to fraction form
    20,227,319,456,392/27,908,916,620,800 = 11,447,980,332,071/x
  3. Step 3: Cross multiply
    20,227,319,456,392x = 27,908,916,620,800 × 11,447,980,332,071
  4. Step 4: Simplify right side
    20,227,319,456,392x = 319,500,728,564,327,819,935,481,856
  5. Step 5: Solve for x
    x = 319,500,728,564,327,819,935,481,856/20,227,319,456,392
  6. Step 6: Final answer
    x = 15,795,505,146,054.48

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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.