Home / 231,788,690,134.20-347,683,035,201.30-194,596,323,190.20

Finding the Fourth Proportional to 231,788,690,134.20, 347,683,035,201.30 and 194,596,323,190.20

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Solution

The fourth proportional to 231,788,690,134.20, 347,683,035,201.30 and 194,596,323,190.20 is: 291,894,484,785.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,788,690,134.20 : 347,683,035,201.30 = 194,596,323,190.20 : x
  2. Step 2: Convert to fraction form
    231,788,690,134.20/347,683,035,201.30 = 194,596,323,190.20/x
  3. Step 3: Cross multiply
    231,788,690,134.20x = 347,683,035,201.30 × 194,596,323,190.20
  4. Step 4: Simplify right side
    231,788,690,134.20x = 67,657,840,285,781,858,451,456
  5. Step 5: Solve for x
    x = 67,657,840,285,781,858,451,456/231,788,690,134.20
  6. Step 6: Final answer
    x = 291,894,484,785.30

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Double scale
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Similar ratio
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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.