Home / 21,916,515,953,810-30,244,811,839,142-12,040,399,219,453

Finding the Fourth Proportional to 21,916,515,953,810, 30,244,811,839,142 and 12,040,399,219,453

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Solution

The fourth proportional to 21,916,515,953,810, 30,244,811,839,142 and 12,040,399,219,453 is: 16,615,761,813,054.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,916,515,953,810 : 30,244,811,839,142 = 12,040,399,219,453 : x
  2. Step 2: Convert to fraction form
    21,916,515,953,810/30,244,811,839,142 = 12,040,399,219,453/x
  3. Step 3: Cross multiply
    21,916,515,953,810x = 30,244,811,839,142 × 12,040,399,219,453
  4. Step 4: Simplify right side
    21,916,515,953,810x = 364,159,608,860,508,157,818,961,920
  5. Step 5: Solve for x
    x = 364,159,608,860,508,157,818,961,920/21,916,515,953,810
  6. Step 6: Final answer
    x = 16,615,761,813,054.15

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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.