Home / 20,155,405,906.10-30,233,108,859.15-14,608,642,027.70

Finding the Fourth Proportional to 20,155,405,906.10, 30,233,108,859.15 and 14,608,642,027.70

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Solution

The fourth proportional to 20,155,405,906.10, 30,233,108,859.15 and 14,608,642,027.70 is: 21,912,963,041.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,155,405,906.10 : 30,233,108,859.15 = 14,608,642,027.70 : x
  2. Step 2: Convert to fraction form
    20,155,405,906.10/30,233,108,859.15 = 14,608,642,027.70/x
  3. Step 3: Cross multiply
    20,155,405,906.10x = 30,233,108,859.15 × 14,608,642,027.70
  4. Step 4: Simplify right side
    20,155,405,906.10x = 441,664,664,707,807,903,744
  5. Step 5: Solve for x
    x = 441,664,664,707,807,903,744/20,155,405,906.10
  6. Step 6: Final answer
    x = 21,912,963,041.55

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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.