Home / 358,836,559.89-495,194,651.28-193,824,129.39

Finding the Fourth Proportional to 358,836,559.89, 495,194,651.28 and 193,824,129.39

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Solution

The fourth proportional to 358,836,559.89, 495,194,651.28 and 193,824,129.39 is: 267,477,405.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,836,559.89 : 495,194,651.28 = 193,824,129.39 : x
  2. Step 2: Convert to fraction form
    358,836,559.89/495,194,651.28 = 193,824,129.39/x
  3. Step 3: Cross multiply
    358,836,559.89x = 495,194,651.28 × 193,824,129.39
  4. Step 4: Simplify right side
    358,836,559.89x = 95,980,672,162,930,640
  5. Step 5: Solve for x
    x = 95,980,672,162,930,640/358,836,559.89
  6. Step 6: Final answer
    x = 267,477,405.85

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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.