Home / 231,787,015,612.80-347,680,523,419.20-161,259,267,926.40

Finding the Fourth Proportional to 231,787,015,612.80, 347,680,523,419.20 and 161,259,267,926.40

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Solution

The fourth proportional to 231,787,015,612.80, 347,680,523,419.20 and 161,259,267,926.40 is: 241,888,901,889.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,787,015,612.80 : 347,680,523,419.20 = 161,259,267,926.40 : x
  2. Step 2: Convert to fraction form
    231,787,015,612.80/347,680,523,419.20 = 161,259,267,926.40/x
  3. Step 3: Cross multiply
    231,787,015,612.80x = 347,680,523,419.20 × 161,259,267,926.40
  4. Step 4: Simplify right side
    231,787,015,612.80x = 56,066,706,678,847,763,382,272
  5. Step 5: Solve for x
    x = 56,066,706,678,847,763,382,272/231,787,015,612.80
  6. Step 6: Final answer
    x = 241,888,901,889.60

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Double scale
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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.