Home / 3,691,364,237.39-5,537,293,219.19-1,298,029,715.48

Finding the Fourth Proportional to 3,691,364,237.39, 5,537,293,219.19 and 1,298,029,715.48

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Solution

The fourth proportional to 3,691,364,237.39, 5,537,293,219.19 and 1,298,029,715.48 is: 1,947,131,380.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,691,364,237.39 : 5,537,293,219.19 = 1,298,029,715.48 : x
  2. Step 2: Convert to fraction form
    3,691,364,237.39/5,537,293,219.19 = 1,298,029,715.48/x
  3. Step 3: Cross multiply
    3,691,364,237.39x = 5,537,293,219.19 × 1,298,029,715.48
  4. Step 4: Simplify right side
    3,691,364,237.39x = 7,187,571,141,851,747,328
  5. Step 5: Solve for x
    x = 7,187,571,141,851,747,328/3,691,364,237.39
  6. Step 6: Final answer
    x = 1,947,131,380.06

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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.