Home / 18,415,902,618.89-25,414,276,601.60-10,800,441,150.39

Finding the Fourth Proportional to 18,415,902,618.89, 25,414,276,601.60 and 10,800,441,150.39

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Solution

The fourth proportional to 18,415,902,618.89, 25,414,276,601.60 and 10,800,441,150.39 is: 14,904,802,903.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,415,902,618.89 : 25,414,276,601.60 = 10,800,441,150.39 : x
  2. Step 2: Convert to fraction form
    18,415,902,618.89/25,414,276,601.60 = 10,800,441,150.39/x
  3. Step 3: Cross multiply
    18,415,902,618.89x = 25,414,276,601.60 × 10,800,441,150.39
  4. Step 4: Simplify right side
    18,415,902,618.89x = 274,485,398,815,271,157,760
  5. Step 5: Solve for x
    x = 274,485,398,815,271,157,760/18,415,902,618.89
  6. Step 6: Final answer
    x = 14,904,802,903.00

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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.