Home / 19,221,901,926,988-26,528,498,722,215-11,418,075,762,490

Finding the Fourth Proportional to 19,221,901,926,988, 26,528,498,722,215 and 11,418,075,762,490

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Solution

The fourth proportional to 19,221,901,926,988, 26,528,498,722,215 and 11,418,075,762,490 is: 15,758,295,377,112.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,221,901,926,988 : 26,528,498,722,215 = 11,418,075,762,490 : x
  2. Step 2: Convert to fraction form
    19,221,901,926,988/26,528,498,722,215 = 11,418,075,762,490/x
  3. Step 3: Cross multiply
    19,221,901,926,988x = 26,528,498,722,215 × 11,418,075,762,490
  4. Step 4: Simplify right side
    19,221,901,926,988x = 302,904,408,275,370,037,812,920,320
  5. Step 5: Solve for x
    x = 302,904,408,275,370,037,812,920,320/19,221,901,926,988
  6. Step 6: Final answer
    x = 15,758,295,377,112.77

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1.5x scale

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.