Home / 3,105,177,140.92-4,659,220,219.74-1,530,425,992

Finding the Fourth Proportional to 3,105,177,140.92, 4,659,220,219.74 and 1,530,425,992

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Solution

The fourth proportional to 3,105,177,140.92, 4,659,220,219.74 and 1,530,425,992 is: 2,296,355,860.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,105,177,140.92 : 4,659,220,219.74 = 1,530,425,992 : x
  2. Step 2: Convert to fraction form
    3,105,177,140.92/4,659,220,219.74 = 1,530,425,992/x
  3. Step 3: Cross multiply
    3,105,177,140.92x = 4,659,220,219.74 × 1,530,425,992
  4. Step 4: Simplify right side
    3,105,177,140.92x = 7,130,591,726,742,046,720
  5. Step 5: Solve for x
    x = 7,130,591,726,742,046,720/3,105,177,140.92
  6. Step 6: Final answer
    x = 2,296,355,860.92

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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.