Home / 3,982,841,054.56-5,496,338,210.48-2,198,709,168.28

Finding the Fourth Proportional to 3,982,841,054.56, 5,496,338,210.48 and 2,198,709,168.28

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Solution

The fourth proportional to 3,982,841,054.56, 5,496,338,210.48 and 2,198,709,168.28 is: 3,034,228,343.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,982,841,054.56 : 5,496,338,210.48 = 2,198,709,168.28 : x
  2. Step 2: Convert to fraction form
    3,982,841,054.56/5,496,338,210.48 = 2,198,709,168.28/x
  3. Step 3: Cross multiply
    3,982,841,054.56x = 5,496,338,210.48 × 2,198,709,168.28
  4. Step 4: Simplify right side
    3,982,841,054.56x = 12,084,849,215,350,065,152
  5. Step 5: Solve for x
    x = 12,084,849,215,350,065,152/3,982,841,054.56
  6. Step 6: Final answer
    x = 3,034,228,343.49

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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.