Home / 780,096,354.49-1,170,546,832.82-365,615,283.97

Finding the Fourth Proportional to 780,096,354.49, 1,170,546,832.82 and 365,615,283.97

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Solution

The fourth proportional to 780,096,354.49, 1,170,546,832.82 and 365,615,283.97 is: 548,611,476.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    780,096,354.49 : 1,170,546,832.82 = 365,615,283.97 : x
  2. Step 2: Convert to fraction form
    780,096,354.49/1,170,546,832.82 = 365,615,283.97/x
  3. Step 3: Cross multiply
    780,096,354.49x = 1,170,546,832.82 × 365,615,283.97
  4. Step 4: Simplify right side
    780,096,354.49x = 427,969,812,682,656,320
  5. Step 5: Solve for x
    x = 427,969,812,682,656,320/780,096,354.49
  6. Step 6: Final answer
    x = 548,611,476.29

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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.