Home / 1,225,624,053.96-1,691,883,079.56-823,970,747.04

Finding the Fourth Proportional to 1,225,624,053.96, 1,691,883,079.56 and 823,970,747.04

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Solution

The fourth proportional to 1,225,624,053.96, 1,691,883,079.56 and 823,970,747.04 is: 1,137,430,487.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,624,053.96 : 1,691,883,079.56 = 823,970,747.04 : x
  2. Step 2: Convert to fraction form
    1,225,624,053.96/1,691,883,079.56 = 823,970,747.04/x
  3. Step 3: Cross multiply
    1,225,624,053.96x = 1,691,883,079.56 × 823,970,747.04
  4. Step 4: Simplify right side
    1,225,624,053.96x = 1,394,062,164,969,388,800
  5. Step 5: Solve for x
    x = 1,394,062,164,969,388,800/1,225,624,053.96
  6. Step 6: Final answer
    x = 1,137,430,487.32

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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.