Home / 231,787,008,047.20-347,680,512,070.80-194,594,641,103.20

Finding the Fourth Proportional to 231,787,008,047.20, 347,680,512,070.80 and 194,594,641,103.20

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Solution

The fourth proportional to 231,787,008,047.20, 347,680,512,070.80 and 194,594,641,103.20 is: 291,891,961,654.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,787,008,047.20 : 347,680,512,070.80 = 194,594,641,103.20 : x
  2. Step 2: Convert to fraction form
    231,787,008,047.20/347,680,512,070.80 = 194,594,641,103.20/x
  3. Step 3: Cross multiply
    231,787,008,047.20x = 347,680,512,070.80 × 194,594,641,103.20
  4. Step 4: Simplify right side
    231,787,008,047.20x = 67,656,764,464,994,122,203,136
  5. Step 5: Solve for x
    x = 67,656,764,464,994,122,203,136/231,787,008,047.20
  6. Step 6: Final answer
    x = 291,891,961,654.80

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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.