Home / 20,496,833,781,542-28,286,446,132,347-11,248,149,057,087

Finding the Fourth Proportional to 20,496,833,781,542, 28,286,446,132,347 and 11,248,149,057,087

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Solution

The fourth proportional to 20,496,833,781,542, 28,286,446,132,347 and 11,248,149,057,087 is: 15,522,893,232,340.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,496,833,781,542 : 28,286,446,132,347 = 11,248,149,057,087 : x
  2. Step 2: Convert to fraction form
    20,496,833,781,542/28,286,446,132,347 = 11,248,149,057,087/x
  3. Step 3: Cross multiply
    20,496,833,781,542x = 28,286,446,132,347 × 11,248,149,057,087
  4. Step 4: Simplify right side
    20,496,833,781,542x = 318,170,162,391,901,112,379,637,760
  5. Step 5: Solve for x
    x = 318,170,162,391,901,112,379,637,760/20,496,833,781,542
  6. Step 6: Final answer
    x = 15,522,893,232,340.24

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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.