Home / 454,059,665,469.80-626,307,091,087.32-291,221,385,844.22

Finding the Fourth Proportional to 454,059,665,469.80, 626,307,091,087.32 and 291,221,385,844.22

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Solution

The fourth proportional to 454,059,665,469.80, 626,307,091,087.32 and 291,221,385,844.22 is: 401,696,148,989.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,059,665,469.80 : 626,307,091,087.32 = 291,221,385,844.22 : x
  2. Step 2: Convert to fraction form
    454,059,665,469.80/626,307,091,087.32 = 291,221,385,844.22/x
  3. Step 3: Cross multiply
    454,059,665,469.80x = 626,307,091,087.32 × 291,221,385,844.22
  4. Step 4: Simplify right side
    454,059,665,469.80x = 182,394,019,030,511,441,149,952
  5. Step 5: Solve for x
    x = 182,394,019,030,511,441,149,952/454,059,665,469.80
  6. Step 6: Final answer
    x = 401,696,148,989.13

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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.