Home / 70,481,879,202.76-97,265,003,792.44-38,367,485,154.30

Finding the Fourth Proportional to 70,481,879,202.76, 97,265,003,792.44 and 38,367,485,154.30

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Solution

The fourth proportional to 70,481,879,202.76, 97,265,003,792.44 and 38,367,485,154.30 is: 52,947,135,224.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,481,879,202.76 : 97,265,003,792.44 = 38,367,485,154.30 : x
  2. Step 2: Convert to fraction form
    70,481,879,202.76/97,265,003,792.44 = 38,367,485,154.30/x
  3. Step 3: Cross multiply
    70,481,879,202.76x = 97,265,003,792.44 × 38,367,485,154.30
  4. Step 4: Simplify right side
    70,481,879,202.76x = 3,731,813,589,039,375,187,968
  5. Step 5: Solve for x
    x = 3,731,813,589,039,375,187,968/70,481,879,202.76
  6. Step 6: Final answer
    x = 52,947,135,224.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.