Home / 168,464,852,798.40-252,697,263,852.96-74,137,800,546.72

Finding the Fourth Proportional to 168,464,852,798.40, 252,697,263,852.96 and 74,137,800,546.72

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Solution

The fourth proportional to 168,464,852,798.40, 252,697,263,852.96 and 74,137,800,546.72 is: 111,206,694,067.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,464,852,798.40 : 252,697,263,852.96 = 74,137,800,546.72 : x
  2. Step 2: Convert to fraction form
    168,464,852,798.40/252,697,263,852.96 = 74,137,800,546.72/x
  3. Step 3: Cross multiply
    168,464,852,798.40x = 252,697,263,852.96 × 74,137,800,546.72
  4. Step 4: Simplify right side
    168,464,852,798.40x = 18,734,419,346,232,625,332,224
  5. Step 5: Solve for x
    x = 18,734,419,346,232,625,332,224/168,464,852,798.40
  6. Step 6: Final answer
    x = 111,206,694,067.23

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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.