Home / 21,916,515,953,805-30,244,811,839,137-12,040,399,219,448

Finding the Fourth Proportional to 21,916,515,953,805, 30,244,811,839,137 and 12,040,399,219,448

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Solution

The fourth proportional to 21,916,515,953,805, 30,244,811,839,137 and 12,040,399,219,448 is: 16,615,761,813,048.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,916,515,953,805 : 30,244,811,839,137 = 12,040,399,219,448 : x
  2. Step 2: Convert to fraction form
    21,916,515,953,805/30,244,811,839,137 = 12,040,399,219,448/x
  3. Step 3: Cross multiply
    21,916,515,953,805x = 30,244,811,839,137 × 12,040,399,219,448
  4. Step 4: Simplify right side
    21,916,515,953,805x = 364,159,608,860,296,776,708,521,984
  5. Step 5: Solve for x
    x = 364,159,608,860,296,776,708,521,984/21,916,515,953,805
  6. Step 6: Final answer
    x = 16,615,761,813,048.29

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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.