Home / 358,848,642.64-495,211,325.88-193,836,213.04

Finding the Fourth Proportional to 358,848,642.64, 495,211,325.88 and 193,836,213.04

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Solution

The fourth proportional to 358,848,642.64, 495,211,325.88 and 193,836,213.04 is: 267,494,081.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,848,642.64 : 495,211,325.88 = 193,836,213.04 : x
  2. Step 2: Convert to fraction form
    358,848,642.64/495,211,325.88 = 193,836,213.04/x
  3. Step 3: Cross multiply
    358,848,642.64x = 495,211,325.88 × 193,836,213.04
  4. Step 4: Simplify right side
    358,848,642.64x = 95,989,888,063,096,544
  5. Step 5: Solve for x
    x = 95,989,888,063,096,544/358,848,642.64
  6. Step 6: Final answer
    x = 267,494,081.51

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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.