Home / 647,446,020.32-893,474,874.60-350,087,552.12

Finding the Fourth Proportional to 647,446,020.32, 893,474,874.60 and 350,087,552.12

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Solution

The fourth proportional to 647,446,020.32, 893,474,874.60 and 350,087,552.12 is: 483,120,479.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,446,020.32 : 893,474,874.60 = 350,087,552.12 : x
  2. Step 2: Convert to fraction form
    647,446,020.32/893,474,874.60 = 350,087,552.12/x
  3. Step 3: Cross multiply
    647,446,020.32x = 893,474,874.60 × 350,087,552.12
  4. Step 4: Simplify right side
    647,446,020.32x = 312,794,431,729,437,952
  5. Step 5: Solve for x
    x = 312,794,431,729,437,952/647,446,020.32
  6. Step 6: Final answer
    x = 483,120,479.41

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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.