Home / 23,162,775,949.62-31,962,073,221.09-12,999,172,716.90

Finding the Fourth Proportional to 23,162,775,949.62, 31,962,073,221.09 and 12,999,172,716.90

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Solution

The fourth proportional to 23,162,775,949.62, 31,962,073,221.09 and 12,999,172,716.90 is: 17,937,423,005.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,162,775,949.62 : 31,962,073,221.09 = 12,999,172,716.90 : x
  2. Step 2: Convert to fraction form
    23,162,775,949.62/31,962,073,221.09 = 12,999,172,716.90/x
  3. Step 3: Cross multiply
    23,162,775,949.62x = 31,962,073,221.09 × 12,999,172,716.90
  4. Step 4: Simplify right side
    23,162,775,949.62x = 415,480,510,191,153,250,304
  5. Step 5: Solve for x
    x = 415,480,510,191,153,250,304/23,162,775,949.62
  6. Step 6: Final answer
    x = 17,937,423,005.55

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.