Home / 739,920,922.93-1,020,961,095.46-422,236,121.95

Finding the Fourth Proportional to 739,920,922.93, 1,020,961,095.46 and 422,236,121.95

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Solution

The fourth proportional to 739,920,922.93, 1,020,961,095.46 and 422,236,121.95 is: 582,611,790.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,920,922.93 : 1,020,961,095.46 = 422,236,121.95 : x
  2. Step 2: Convert to fraction form
    739,920,922.93/1,020,961,095.46 = 422,236,121.95/x
  3. Step 3: Cross multiply
    739,920,922.93x = 1,020,961,095.46 × 422,236,121.95
  4. Step 4: Simplify right side
    739,920,922.93x = 431,086,653,608,854,144
  5. Step 5: Solve for x
    x = 431,086,653,608,854,144/739,920,922.93
  6. Step 6: Final answer
    x = 582,611,790.33

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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.