Home / 25,818,046,375.44-35,645,354,487.72-21,071,644,059.60

Finding the Fourth Proportional to 25,818,046,375.44, 35,645,354,487.72 and 21,071,644,059.60

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Solution

The fourth proportional to 25,818,046,375.44, 35,645,354,487.72 and 21,071,644,059.60 is: 29,092,295,025.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,818,046,375.44 : 35,645,354,487.72 = 21,071,644,059.60 : x
  2. Step 2: Convert to fraction form
    25,818,046,375.44/35,645,354,487.72 = 21,071,644,059.60/x
  3. Step 3: Cross multiply
    25,818,046,375.44x = 35,645,354,487.72 × 21,071,644,059.60
  4. Step 4: Simplify right side
    25,818,046,375.44x = 751,106,222,143,501,369,344
  5. Step 5: Solve for x
    x = 751,106,222,143,501,369,344/25,818,046,375.44
  6. Step 6: Final answer
    x = 29,092,295,025.78

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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.