Home / 1,013,418,605.31-1,519,834,286.80-304,338,563.11

Finding the Fourth Proportional to 1,013,418,605.31, 1,519,834,286.80 and 304,338,563.11

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Solution

The fourth proportional to 1,013,418,605.31, 1,519,834,286.80 and 304,338,563.11 is: 456,419,667.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,418,605.31 : 1,519,834,286.80 = 304,338,563.11 : x
  2. Step 2: Convert to fraction form
    1,013,418,605.31/1,519,834,286.80 = 304,338,563.11/x
  3. Step 3: Cross multiply
    1,013,418,605.31x = 1,519,834,286.80 × 304,338,563.11
  4. Step 4: Simplify right side
    1,013,418,605.31x = 462,544,183,010,023,616
  5. Step 5: Solve for x
    x = 462,544,183,010,023,616/1,013,418,605.31
  6. Step 6: Final answer
    x = 456,419,667.63

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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.