Home / 231,787,008,047.70-347,680,512,071.55-194,594,641,103.70

Finding the Fourth Proportional to 231,787,008,047.70, 347,680,512,071.55 and 194,594,641,103.70

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Solution

The fourth proportional to 231,787,008,047.70, 347,680,512,071.55 and 194,594,641,103.70 is: 291,891,961,655.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,787,008,047.70 : 347,680,512,071.55 = 194,594,641,103.70 : x
  2. Step 2: Convert to fraction form
    231,787,008,047.70/347,680,512,071.55 = 194,594,641,103.70/x
  3. Step 3: Cross multiply
    231,787,008,047.70x = 347,680,512,071.55 × 194,594,641,103.70
  4. Step 4: Simplify right side
    231,787,008,047.70x = 67,656,764,465,313,912,717,312
  5. Step 5: Solve for x
    x = 67,656,764,465,313,912,717,312/231,787,008,047.70
  6. Step 6: Final answer
    x = 291,891,961,655.55

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1.5x scale

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.