Home / 3,885,350,905.13-5,361,800,403.51-2,101,204,358.15

Finding the Fourth Proportional to 3,885,350,905.13, 5,361,800,403.51 and 2,101,204,358.15

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Solution

The fourth proportional to 3,885,350,905.13, 5,361,800,403.51 and 2,101,204,358.15 is: 2,899,670,750.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,885,350,905.13 : 5,361,800,403.51 = 2,101,204,358.15 : x
  2. Step 2: Convert to fraction form
    3,885,350,905.13/5,361,800,403.51 = 2,101,204,358.15/x
  3. Step 3: Cross multiply
    3,885,350,905.13x = 5,361,800,403.51 × 2,101,204,358.15
  4. Step 4: Simplify right side
    3,885,350,905.13x = 11,266,238,375,358,832,640
  5. Step 5: Solve for x
    x = 11,266,238,375,358,832,640/3,885,350,905.13
  6. Step 6: Final answer
    x = 2,899,670,750.59

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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.