Home / 358,848,994.50-495,211,811.85-193,836,565.62

Finding the Fourth Proportional to 358,848,994.50, 495,211,811.85 and 193,836,565.62

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Solution

The fourth proportional to 358,848,994.50, 495,211,811.85 and 193,836,565.62 is: 267,494,568.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,848,994.50 : 495,211,811.85 = 193,836,565.62 : x
  2. Step 2: Convert to fraction form
    358,848,994.50/495,211,811.85 = 193,836,565.62/x
  3. Step 3: Cross multiply
    358,848,994.50x = 495,211,811.85 × 193,836,565.62
  4. Step 4: Simplify right side
    358,848,994.50x = 95,990,156,863,461,632
  5. Step 5: Solve for x
    x = 95,990,156,863,461,632/358,848,994.50
  6. Step 6: Final answer
    x = 267,494,568.29

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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.