Home / 695,463,321.60-1,043,194,982.40-622,903,910.40

Finding the Fourth Proportional to 695,463,321.60, 1,043,194,982.40 and 622,903,910.40

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Solution

The fourth proportional to 695,463,321.60, 1,043,194,982.40 and 622,903,910.40 is: 934,355,865.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    695,463,321.60 : 1,043,194,982.40 = 622,903,910.40 : x
  2. Step 2: Convert to fraction form
    695,463,321.60/1,043,194,982.40 = 622,903,910.40/x
  3. Step 3: Cross multiply
    695,463,321.60x = 1,043,194,982.40 × 622,903,910.40
  4. Step 4: Simplify right side
    695,463,321.60x = 649,810,233,846,619,136
  5. Step 5: Solve for x
    x = 649,810,233,846,619,136/695,463,321.60
  6. Step 6: Final answer
    x = 934,355,865.60

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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.