Home / 5,391,396,039.26-7,440,413,937.69-3,012,591,721.52

Finding the Fourth Proportional to 5,391,396,039.26, 7,440,413,937.69 and 3,012,591,721.52

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Solution

The fourth proportional to 5,391,396,039.26, 7,440,413,937.69 and 3,012,591,721.52 is: 4,157,537,170.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,391,396,039.26 : 7,440,413,937.69 = 3,012,591,721.52 : x
  2. Step 2: Convert to fraction form
    5,391,396,039.26/7,440,413,937.69 = 3,012,591,721.52/x
  3. Step 3: Cross multiply
    5,391,396,039.26x = 7,440,413,937.69 × 3,012,591,721.52
  4. Step 4: Simplify right side
    5,391,396,039.26x = 22,414,929,433,396,666,368
  5. Step 5: Solve for x
    x = 22,414,929,433,396,666,368/5,391,396,039.26
  6. Step 6: Final answer
    x = 4,157,537,170.37

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1.5x scale

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.