Home / 923,601,096.78-1,274,569,110.99-500,214,777.69

Finding the Fourth Proportional to 923,601,096.78, 1,274,569,110.99 and 500,214,777.69

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Solution

The fourth proportional to 923,601,096.78, 1,274,569,110.99 and 500,214,777.69 is: 690,296,175.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    923,601,096.78 : 1,274,569,110.99 = 500,214,777.69 : x
  2. Step 2: Convert to fraction form
    923,601,096.78/1,274,569,110.99 = 500,214,777.69/x
  3. Step 3: Cross multiply
    923,601,096.78x = 1,274,569,110.99 × 500,214,777.69
  4. Step 4: Simplify right side
    923,601,096.78x = 637,558,304,504,403,840
  5. Step 5: Solve for x
    x = 637,558,304,504,403,840/923,601,096.78
  6. Step 6: Final answer
    x = 690,296,175.19

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.