Home / 12,096,573,940.70-18,144,860,911.05-9,647,693,812.70

Finding the Fourth Proportional to 12,096,573,940.70, 18,144,860,911.05 and 9,647,693,812.70

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Solution

The fourth proportional to 12,096,573,940.70, 18,144,860,911.05 and 9,647,693,812.70 is: 14,471,540,719.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,096,573,940.70 : 18,144,860,911.05 = 9,647,693,812.70 : x
  2. Step 2: Convert to fraction form
    12,096,573,940.70/18,144,860,911.05 = 9,647,693,812.70/x
  3. Step 3: Cross multiply
    12,096,573,940.70x = 18,144,860,911.05 × 9,647,693,812.70
  4. Step 4: Simplify right side
    12,096,573,940.70x = 175,056,062,343,839,186,944
  5. Step 5: Solve for x
    x = 175,056,062,343,839,186,944/12,096,573,940.70
  6. Step 6: Final answer
    x = 14,471,540,719.05

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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.