Home / 318,400,364.66-477,690,126.51-113,957,505.14

Finding the Fourth Proportional to 318,400,364.66, 477,690,126.51 and 113,957,505.14

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Solution

The fourth proportional to 318,400,364.66, 477,690,126.51 and 113,957,505.14 is: 170,968,318.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    318,400,364.66 : 477,690,126.51 = 113,957,505.14 : x
  2. Step 2: Convert to fraction form
    318,400,364.66/477,690,126.51 = 113,957,505.14/x
  3. Step 3: Cross multiply
    318,400,364.66x = 477,690,126.51 × 113,957,505.14
  4. Step 4: Simplify right side
    318,400,364.66x = 54,436,375,047,090,576
  5. Step 5: Solve for x
    x = 54,436,375,047,090,576/318,400,364.66
  6. Step 6: Final answer
    x = 170,968,318.79

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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.