Home / 3,019,187,866.47-4,166,429,512.41-1,766,336,966.61

Finding the Fourth Proportional to 3,019,187,866.47, 4,166,429,512.41 and 1,766,336,966.61

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Solution

The fourth proportional to 3,019,187,866.47, 4,166,429,512.41 and 1,766,336,966.61 is: 2,437,515,912.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019,187,866.47 : 4,166,429,512.41 = 1,766,336,966.61 : x
  2. Step 2: Convert to fraction form
    3,019,187,866.47/4,166,429,512.41 = 1,766,336,966.61/x
  3. Step 3: Cross multiply
    3,019,187,866.47x = 4,166,429,512.41 × 1,766,336,966.61
  4. Step 4: Simplify right side
    3,019,187,866.47x = 7,359,318,466,544,660,480
  5. Step 5: Solve for x
    x = 7,359,318,466,544,660,480/3,019,187,866.47
  6. Step 6: Final answer
    x = 2,437,515,912.23

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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.