Home / 768,061,072.44-1,151,625,072.04-301,163,118.37

Finding the Fourth Proportional to 768,061,072.44, 1,151,625,072.04 and 301,163,118.37

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Solution

The fourth proportional to 768,061,072.44, 1,151,625,072.04 and 301,163,118.37 is: 451,561,744.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,061,072.44 : 1,151,625,072.04 = 301,163,118.37 : x
  2. Step 2: Convert to fraction form
    768,061,072.44/1,151,625,072.04 = 301,163,118.37/x
  3. Step 3: Cross multiply
    768,061,072.44x = 1,151,625,072.04 × 301,163,118.37
  4. Step 4: Simplify right side
    768,061,072.44x = 346,826,997,888,642,304
  5. Step 5: Solve for x
    x = 346,826,997,888,642,304/768,061,072.44
  6. Step 6: Final answer
    x = 451,561,744.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.