Home / 190,894,516.26-286,339,944.78-113,115,432.33

Finding the Fourth Proportional to 190,894,516.26, 286,339,944.78 and 113,115,432.33

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Solution

The fourth proportional to 190,894,516.26, 286,339,944.78 and 113,115,432.33 is: 169,672,064.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,894,516.26 : 286,339,944.78 = 113,115,432.33 : x
  2. Step 2: Convert to fraction form
    190,894,516.26/286,339,944.78 = 113,115,432.33/x
  3. Step 3: Cross multiply
    190,894,516.26x = 286,339,944.78 × 113,115,432.33
  4. Step 4: Simplify right side
    190,894,516.26x = 32,389,466,647,138,024
  5. Step 5: Solve for x
    x = 32,389,466,647,138,024/190,894,516.26
  6. Step 6: Final answer
    x = 169,672,064.35

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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.