Home / 366,615,513.80-550,560,999.90-194,428,629.80

Finding the Fourth Proportional to 366,615,513.80, 550,560,999.90 and 194,428,629.80

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Solution

The fourth proportional to 366,615,513.80, 550,560,999.90 and 194,428,629.80 is: 291,981,154.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,615,513.80 : 550,560,999.90 = 194,428,629.80 : x
  2. Step 2: Convert to fraction form
    366,615,513.80/550,560,999.90 = 194,428,629.80/x
  3. Step 3: Cross multiply
    366,615,513.80x = 550,560,999.90 × 194,428,629.80
  4. Step 4: Simplify right side
    366,615,513.80x = 107,044,820,831,874,944
  5. Step 5: Solve for x
    x = 107,044,820,831,874,944/366,615,513.80
  6. Step 6: Final answer
    x = 291,981,154.10

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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.