Home / 486,327,788.82-671,131,461.36-263,309,443.14

Finding the Fourth Proportional to 486,327,788.82, 671,131,461.36 and 263,309,443.14

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Solution

The fourth proportional to 486,327,788.82, 671,131,461.36 and 263,309,443.14 is: 363,366,551.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,327,788.82 : 671,131,461.36 = 263,309,443.14 : x
  2. Step 2: Convert to fraction form
    486,327,788.82/671,131,461.36 = 263,309,443.14/x
  3. Step 3: Cross multiply
    486,327,788.82x = 671,131,461.36 × 263,309,443.14
  4. Step 4: Simplify right side
    486,327,788.82x = 176,715,251,364,436,032
  5. Step 5: Solve for x
    x = 176,715,251,364,436,032/486,327,788.82
  6. Step 6: Final answer
    x = 363,366,551.18

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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.