Home / 20,496,833,781,521-28,286,446,132,313-11,248,149,057,067

Finding the Fourth Proportional to 20,496,833,781,521, 28,286,446,132,313 and 11,248,149,057,067

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Solution

The fourth proportional to 20,496,833,781,521, 28,286,446,132,313 and 11,248,149,057,067 is: 15,522,893,232,309.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,496,833,781,521 : 28,286,446,132,313 = 11,248,149,057,067 : x
  2. Step 2: Convert to fraction form
    20,496,833,781,521/28,286,446,132,313 = 11,248,149,057,067/x
  3. Step 3: Cross multiply
    20,496,833,781,521x = 28,286,446,132,313 × 11,248,149,057,067
  4. Step 4: Simplify right side
    20,496,833,781,521x = 318,170,162,390,952,989,759,111,168
  5. Step 5: Solve for x
    x = 318,170,162,390,952,989,759,111,168/20,496,833,781,521
  6. Step 6: Final answer
    x = 15,522,893,232,309.89

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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.