Home / 3,885,403,561.02-5,361,872,959.62-2,101,256,976.37

Finding the Fourth Proportional to 3,885,403,561.02, 5,361,872,959.62 and 2,101,256,976.37

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Solution

The fourth proportional to 3,885,403,561.02, 5,361,872,959.62 and 2,101,256,976.37 is: 2,899,743,304.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,885,403,561.02 : 5,361,872,959.62 = 2,101,256,976.37 : x
  2. Step 2: Convert to fraction form
    3,885,403,561.02/5,361,872,959.62 = 2,101,256,976.37/x
  3. Step 3: Cross multiply
    3,885,403,561.02x = 5,361,872,959.62 × 2,101,256,976.37
  4. Step 4: Simplify right side
    3,885,403,561.02x = 11,266,672,962,817,617,920
  5. Step 5: Solve for x
    x = 11,266,672,962,817,617,920/3,885,403,561.02
  6. Step 6: Final answer
    x = 2,899,743,304.88

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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.