Home / 336,979,410.32-465,022,665.81-188,301,753.12

Finding the Fourth Proportional to 336,979,410.32, 465,022,665.81 and 188,301,753.12

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Solution

The fourth proportional to 336,979,410.32, 465,022,665.81 and 188,301,753.12 is: 259,851,434.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,979,410.32 : 465,022,665.81 = 188,301,753.12 : x
  2. Step 2: Convert to fraction form
    336,979,410.32/465,022,665.81 = 188,301,753.12/x
  3. Step 3: Cross multiply
    336,979,410.32x = 465,022,665.81 × 188,301,753.12
  4. Step 4: Simplify right side
    336,979,410.32x = 87,564,583,211,617,376
  5. Step 5: Solve for x
    x = 87,564,583,211,617,376/336,979,410.32
  6. Step 6: Final answer
    x = 259,851,434.63

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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.