Home / 1,682,640,013.80-2,523,960,020.70-1,274,493,325.80

Finding the Fourth Proportional to 1,682,640,013.80, 2,523,960,020.70 and 1,274,493,325.80

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Solution

The fourth proportional to 1,682,640,013.80, 2,523,960,020.70 and 1,274,493,325.80 is: 1,911,739,988.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,682,640,013.80 : 2,523,960,020.70 = 1,274,493,325.80 : x
  2. Step 2: Convert to fraction form
    1,682,640,013.80/2,523,960,020.70 = 1,274,493,325.80/x
  3. Step 3: Cross multiply
    1,682,640,013.80x = 2,523,960,020.70 × 1,274,493,325.80
  4. Step 4: Simplify right side
    1,682,640,013.80x = 3,216,770,200,968,179,712
  5. Step 5: Solve for x
    x = 3,216,770,200,968,179,712/1,682,640,013.80
  6. Step 6: Final answer
    x = 1,911,739,988.70

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Double scale
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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.