Home / 1,013,418,562.67-1,519,834,222.85-304,338,520.47

Finding the Fourth Proportional to 1,013,418,562.67, 1,519,834,222.85 and 304,338,520.47

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Solution

The fourth proportional to 1,013,418,562.67, 1,519,834,222.85 and 304,338,520.47 is: 456,419,603.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,013,418,562.67 : 1,519,834,222.85 = 304,338,520.47 : x
  2. Step 2: Convert to fraction form
    1,013,418,562.67/1,519,834,222.85 = 304,338,520.47/x
  3. Step 3: Cross multiply
    1,013,418,562.67x = 1,519,834,222.85 × 304,338,520.47
  4. Step 4: Simplify right side
    1,013,418,562.67x = 462,544,098,746,018,944
  5. Step 5: Solve for x
    x = 462,544,098,746,018,944/1,013,418,562.67
  6. Step 6: Final answer
    x = 456,419,603.69

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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.