Home / 454,059,665,443.62-626,307,091,048.44-291,221,385,816.42

Finding the Fourth Proportional to 454,059,665,443.62, 626,307,091,048.44 and 291,221,385,816.42

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Solution

The fourth proportional to 454,059,665,443.62, 626,307,091,048.44 and 291,221,385,816.42 is: 401,696,148,949.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,059,665,443.62 : 626,307,091,048.44 = 291,221,385,816.42 : x
  2. Step 2: Convert to fraction form
    454,059,665,443.62/626,307,091,048.44 = 291,221,385,816.42/x
  3. Step 3: Cross multiply
    454,059,665,443.62x = 626,307,091,048.44 × 291,221,385,816.42
  4. Step 4: Simplify right side
    454,059,665,443.62x = 182,394,019,001,777,405,296,640
  5. Step 5: Solve for x
    x = 182,394,019,001,777,405,296,640/454,059,665,443.62
  6. Step 6: Final answer
    x = 401,696,148,949.01

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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.