Home / 271,875,724.32-407,941,132.32-135,571,736.64

Finding the Fourth Proportional to 271,875,724.32, 407,941,132.32 and 135,571,736.64

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Solution

The fourth proportional to 271,875,724.32, 407,941,132.32 and 135,571,736.64 is: 203,421,206.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,875,724.32 : 407,941,132.32 = 135,571,736.64 : x
  2. Step 2: Convert to fraction form
    271,875,724.32/407,941,132.32 = 135,571,736.64/x
  3. Step 3: Cross multiply
    271,875,724.32x = 407,941,132.32 × 135,571,736.64
  4. Step 4: Simplify right side
    271,875,724.32x = 55,305,287,755,510,424
  5. Step 5: Solve for x
    x = 55,305,287,755,510,424/271,875,724.32
  6. Step 6: Final answer
    x = 203,421,206.12

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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.