Home / 20,158,534,618,894-27,818,481,716,636-11,259,546,518,540

Finding the Fourth Proportional to 20,158,534,618,894, 27,818,481,716,636 and 11,259,546,518,540

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Solution

The fourth proportional to 20,158,534,618,894, 27,818,481,716,636 and 11,259,546,518,540 is: 15,538,008,832,747.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,158,534,618,894 : 27,818,481,716,636 = 11,259,546,518,540 : x
  2. Step 2: Convert to fraction form
    20,158,534,618,894/27,818,481,716,636 = 11,259,546,518,540/x
  3. Step 3: Cross multiply
    20,158,534,618,894x = 27,818,481,716,636 × 11,259,546,518,540
  4. Step 4: Simplify right side
    20,158,534,618,894x = 313,223,488,963,617,497,318,162,432
  5. Step 5: Solve for x
    x = 313,223,488,963,617,497,318,162,432/20,158,534,618,894
  6. Step 6: Final answer
    x = 15,538,008,832,747.31

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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.