Home / 3,884,462,752.88-5,360,338,503.77-2,190,816,170.21

Finding the Fourth Proportional to 3,884,462,752.88, 5,360,338,503.77 and 2,190,816,170.21

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Solution

The fourth proportional to 3,884,462,752.88, 5,360,338,503.77 and 2,190,816,170.21 is: 3,023,202,182.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,884,462,752.88 : 5,360,338,503.77 = 2,190,816,170.21 : x
  2. Step 2: Convert to fraction form
    3,884,462,752.88/5,360,338,503.77 = 2,190,816,170.21/x
  3. Step 3: Cross multiply
    3,884,462,752.88x = 5,360,338,503.77 × 2,190,816,170.21
  4. Step 4: Simplify right side
    3,884,462,752.88x = 11,743,516,271,858,593,792
  5. Step 5: Solve for x
    x = 11,743,516,271,858,593,792/3,884,462,752.88
  6. Step 6: Final answer
    x = 3,023,202,182.37

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Double scale
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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.