Home / 3,822,185,471.01-5,274,779,593.37-2,128,640,106.66

Finding the Fourth Proportional to 3,822,185,471.01, 5,274,779,593.37 and 2,128,640,106.66

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Solution

The fourth proportional to 3,822,185,471.01, 5,274,779,593.37 and 2,128,640,106.66 is: 2,937,614,482.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,822,185,471.01 : 5,274,779,593.37 = 2,128,640,106.66 : x
  2. Step 2: Convert to fraction form
    3,822,185,471.01/5,274,779,593.37 = 2,128,640,106.66/x
  3. Step 3: Cross multiply
    3,822,185,471.01x = 5,274,779,593.37 × 2,128,640,106.66
  4. Step 4: Simplify right side
    3,822,185,471.01x = 11,228,107,396,239,108,096
  5. Step 5: Solve for x
    x = 11,228,107,396,239,108,096/3,822,185,471.01
  6. Step 6: Final answer
    x = 2,937,614,482.97

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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.