Home / 167,659,056.32-231,329,919.66-140,937,979.68

Finding the Fourth Proportional to 167,659,056.32, 231,329,919.66 and 140,937,979.68

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Solution

The fourth proportional to 167,659,056.32, 231,329,919.66 and 140,937,979.68 is: 194,461,141.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,659,056.32 : 231,329,919.66 = 140,937,979.68 : x
  2. Step 2: Convert to fraction form
    167,659,056.32/231,329,919.66 = 140,937,979.68/x
  3. Step 3: Cross multiply
    167,659,056.32x = 231,329,919.66 × 140,937,979.68
  4. Step 4: Simplify right side
    167,659,056.32x = 32,603,171,516,417,112
  5. Step 5: Solve for x
    x = 32,603,171,516,417,112/167,659,056.32
  6. Step 6: Final answer
    x = 194,461,141.75

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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.