Home / 15,909,671,252,105-21,955,305,032,728-8,878,195,675,065

Finding the Fourth Proportional to 15,909,671,252,105, 21,955,305,032,728 and 8,878,195,675,065

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Solution

The fourth proportional to 15,909,671,252,105, 21,955,305,032,728 and 8,878,195,675,065 is: 12,251,886,987,325.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,909,671,252,105 : 21,955,305,032,728 = 8,878,195,675,065 : x
  2. Step 2: Convert to fraction form
    15,909,671,252,105/21,955,305,032,728 = 8,878,195,675,065/x
  3. Step 3: Cross multiply
    15,909,671,252,105x = 21,955,305,032,728 × 8,878,195,675,065
  4. Step 4: Simplify right side
    15,909,671,252,105x = 194,923,494,186,298,558,610,669,568
  5. Step 5: Solve for x
    x = 194,923,494,186,298,558,610,669,568/15,909,671,252,105
  6. Step 6: Final answer
    x = 12,251,886,987,325.92

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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.