Home / 1,192,801,531.54-1,788,603,574.38-694,973,185.78

Finding the Fourth Proportional to 1,192,801,531.54, 1,788,603,574.38 and 694,973,185.78

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Solution

The fourth proportional to 1,192,801,531.54, 1,788,603,574.38 and 694,973,185.78 is: 1,042,110,939.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,801,531.54 : 1,788,603,574.38 = 694,973,185.78 : x
  2. Step 2: Convert to fraction form
    1,192,801,531.54/1,788,603,574.38 = 694,973,185.78/x
  3. Step 3: Cross multiply
    1,192,801,531.54x = 1,788,603,574.38 × 694,973,185.78
  4. Step 4: Simplify right side
    1,192,801,531.54x = 1,243,031,524,184,363,776
  5. Step 5: Solve for x
    x = 1,243,031,524,184,363,776/1,192,801,531.54
  6. Step 6: Final answer
    x = 1,042,110,939.09

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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.