Home / 245,056,361.32-338,167,932.78-133,544,834.20

Finding the Fourth Proportional to 245,056,361.32, 338,167,932.78 and 133,544,834.20

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Solution

The fourth proportional to 245,056,361.32, 338,167,932.78 and 133,544,834.20 is: 184,286,505.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,056,361.32 : 338,167,932.78 = 133,544,834.20 : x
  2. Step 2: Convert to fraction form
    245,056,361.32/338,167,932.78 = 133,544,834.20/x
  3. Step 3: Cross multiply
    245,056,361.32x = 338,167,932.78 × 133,544,834.20
  4. Step 4: Simplify right side
    245,056,361.32x = 45,160,580,514,861,840
  5. Step 5: Solve for x
    x = 45,160,580,514,861,840/245,056,361.32
  6. Step 6: Final answer
    x = 184,286,505.65

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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.