Home / 1,631,653,018.62-2,447,476,469.16-511,262,453.52

Finding the Fourth Proportional to 1,631,653,018.62, 2,447,476,469.16 and 511,262,453.52

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Solution

The fourth proportional to 1,631,653,018.62, 2,447,476,469.16 and 511,262,453.52 is: 766,892,721.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,631,653,018.62 : 2,447,476,469.16 = 511,262,453.52 : x
  2. Step 2: Convert to fraction form
    1,631,653,018.62/2,447,476,469.16 = 511,262,453.52/x
  3. Step 3: Cross multiply
    1,631,653,018.62x = 2,447,476,469.16 × 511,262,453.52
  4. Step 4: Simplify right side
    1,631,653,018.62x = 1,251,302,824,555,208,192
  5. Step 5: Solve for x
    x = 1,251,302,824,555,208,192/1,631,653,018.62
  6. Step 6: Final answer
    x = 766,892,721.84

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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.