Home / 130,410,195.20-195,615,292.80-69,944,019.20

Finding the Fourth Proportional to 130,410,195.20, 195,615,292.80 and 69,944,019.20

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Solution

The fourth proportional to 130,410,195.20, 195,615,292.80 and 69,944,019.20 is: 104,916,028.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,410,195.20 : 195,615,292.80 = 69,944,019.20 : x
  2. Step 2: Convert to fraction form
    130,410,195.20/195,615,292.80 = 69,944,019.20/x
  3. Step 3: Cross multiply
    130,410,195.20x = 195,615,292.80 × 69,944,019.20
  4. Step 4: Simplify right side
    130,410,195.20x = 13,682,119,795,416,824
  5. Step 5: Solve for x
    x = 13,682,119,795,416,824/130,410,195.20
  6. Step 6: Final answer
    x = 104,916,028.80

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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.