Home / 349,242,109.94-523,711,081.44-100,192,415.88

Finding the Fourth Proportional to 349,242,109.94, 523,711,081.44 and 100,192,415.88

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Solution

The fourth proportional to 349,242,109.94, 523,711,081.44 and 100,192,415.88 is: 150,244,993.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,242,109.94 : 523,711,081.44 = 100,192,415.88 : x
  2. Step 2: Convert to fraction form
    349,242,109.94/523,711,081.44 = 100,192,415.88/x
  3. Step 3: Cross multiply
    349,242,109.94x = 523,711,081.44 × 100,192,415.88
  4. Step 4: Simplify right side
    349,242,109.94x = 52,471,878,472,601,024
  5. Step 5: Solve for x
    x = 52,471,878,472,601,024/349,242,109.94
  6. Step 6: Final answer
    x = 150,244,993.31

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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.