Home / 8,861,169,139.07-13,291,776,221.03-3,620,777,355.81

Finding the Fourth Proportional to 8,861,169,139.07, 13,291,776,221.03 and 3,620,777,355.81

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Solution

The fourth proportional to 8,861,169,139.07, 13,291,776,221.03 and 3,620,777,355.81 is: 5,431,175,232.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,861,169,139.07 : 13,291,776,221.03 = 3,620,777,355.81 : x
  2. Step 2: Convert to fraction form
    8,861,169,139.07/13,291,776,221.03 = 3,620,777,355.81/x
  3. Step 3: Cross multiply
    8,861,169,139.07x = 13,291,776,221.03 × 3,620,777,355.81
  4. Step 4: Simplify right side
    8,861,169,139.07x = 48,126,562,359,591,993,344
  5. Step 5: Solve for x
    x = 48,126,562,359,591,993,344/8,861,169,139.07
  6. Step 6: Final answer
    x = 5,431,175,232.56

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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.