Home / 134,679,908.32-185,858,192.73-72,800,247.76

Finding the Fourth Proportional to 134,679,908.32, 185,858,192.73 and 72,800,247.76

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Solution

The fourth proportional to 134,679,908.32, 185,858,192.73 and 72,800,247.76 is: 100,464,298.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,679,908.32 : 185,858,192.73 = 72,800,247.76 : x
  2. Step 2: Convert to fraction form
    134,679,908.32/185,858,192.73 = 72,800,247.76/x
  3. Step 3: Cross multiply
    134,679,908.32x = 185,858,192.73 × 72,800,247.76
  4. Step 4: Simplify right side
    134,679,908.32x = 13,530,522,478,969,832
  5. Step 5: Solve for x
    x = 13,530,522,478,969,832/134,679,908.32
  6. Step 6: Final answer
    x = 100,464,298.26

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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.