Home / 20,324,045,936.16-30,475,601,287.44-9,122,317,149.12

Finding the Fourth Proportional to 20,324,045,936.16, 30,475,601,287.44 and 9,122,317,149.12

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Solution

The fourth proportional to 20,324,045,936.16, 30,475,601,287.44 and 9,122,317,149.12 is: 13,678,777,401.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,324,045,936.16 : 30,475,601,287.44 = 9,122,317,149.12 : x
  2. Step 2: Convert to fraction form
    20,324,045,936.16/30,475,601,287.44 = 9,122,317,149.12/x
  3. Step 3: Cross multiply
    20,324,045,936.16x = 30,475,601,287.44 × 9,122,317,149.12
  4. Step 4: Simplify right side
    20,324,045,936.16x = 278,008,100,254,157,471,744
  5. Step 5: Solve for x
    x = 278,008,100,254,157,471,744/20,324,045,936.16
  6. Step 6: Final answer
    x = 13,678,777,401.28

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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.