Home / 19,221,901,926,891-26,528,498,722,083-11,418,075,762,392

Finding the Fourth Proportional to 19,221,901,926,891, 26,528,498,722,083 and 11,418,075,762,392

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Solution

The fourth proportional to 19,221,901,926,891, 26,528,498,722,083 and 11,418,075,762,392 is: 15,758,295,376,978.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,221,901,926,891 : 26,528,498,722,083 = 11,418,075,762,392 : x
  2. Step 2: Convert to fraction form
    19,221,901,926,891/26,528,498,722,083 = 11,418,075,762,392/x
  3. Step 3: Cross multiply
    19,221,901,926,891x = 26,528,498,722,083 × 11,418,075,762,392
  4. Step 4: Simplify right side
    19,221,901,926,891x = 302,904,408,271,263,052,645,531,648
  5. Step 5: Solve for x
    x = 302,904,408,271,263,052,645,531,648/19,221,901,926,891
  6. Step 6: Final answer
    x = 15,758,295,376,978.63

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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.