Home / 3,822,185,471.39-5,274,779,593.89-2,128,640,107.04

Finding the Fourth Proportional to 3,822,185,471.39, 5,274,779,593.89 and 2,128,640,107.04

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Solution

The fourth proportional to 3,822,185,471.39, 5,274,779,593.89 and 2,128,640,107.04 is: 2,937,614,483.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,822,185,471.39 : 5,274,779,593.89 = 2,128,640,107.04 : x
  2. Step 2: Convert to fraction form
    3,822,185,471.39/5,274,779,593.89 = 2,128,640,107.04/x
  3. Step 3: Cross multiply
    3,822,185,471.39x = 5,274,779,593.89 × 2,128,640,107.04
  4. Step 4: Simplify right side
    3,822,185,471.39x = 11,228,107,399,324,045,312
  5. Step 5: Solve for x
    x = 11,228,107,399,324,045,312/3,822,185,471.39
  6. Step 6: Final answer
    x = 2,937,614,483.49

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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.