Home / 20,161,720,334.80-30,233,510,575.80-7,735,921,166.80

Finding the Fourth Proportional to 20,161,720,334.80, 30,233,510,575.80 and 7,735,921,166.80

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Solution

The fourth proportional to 20,161,720,334.80, 30,233,510,575.80 and 7,735,921,166.80 is: 11,600,401,678.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,161,720,334.80 : 30,233,510,575.80 = 7,735,921,166.80 : x
  2. Step 2: Convert to fraction form
    20,161,720,334.80/30,233,510,575.80 = 7,735,921,166.80/x
  3. Step 3: Cross multiply
    20,161,720,334.80x = 30,233,510,575.80 × 7,735,921,166.80
  4. Step 4: Simplify right side
    20,161,720,334.80x = 233,884,054,410,002,890,752
  5. Step 5: Solve for x
    x = 233,884,054,410,002,890,752/20,161,720,334.80
  6. Step 6: Final answer
    x = 11,600,401,678.34

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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.