Home / 215,410,772,404.20-323,116,158,606.30-127,251,087,796.20

Finding the Fourth Proportional to 215,410,772,404.20, 323,116,158,606.30 and 127,251,087,796.20

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Solution

The fourth proportional to 215,410,772,404.20, 323,116,158,606.30 and 127,251,087,796.20 is: 190,876,631,694.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,410,772,404.20 : 323,116,158,606.30 = 127,251,087,796.20 : x
  2. Step 2: Convert to fraction form
    215,410,772,404.20/323,116,158,606.30 = 127,251,087,796.20/x
  3. Step 3: Cross multiply
    215,410,772,404.20x = 323,116,158,606.30 × 127,251,087,796.20
  4. Step 4: Simplify right side
    215,410,772,404.20x = 41,116,882,667,181,162,102,784
  5. Step 5: Solve for x
    x = 41,116,882,667,181,162,102,784/215,410,772,404.20
  6. Step 6: Final answer
    x = 190,876,631,694.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.