Home / 147,177,604.80-220,798,722.96-43,538,696.64

Finding the Fourth Proportional to 147,177,604.80, 220,798,722.96 and 43,538,696.64

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Solution

The fourth proportional to 147,177,604.80, 220,798,722.96 and 43,538,696.64 is: 65,317,604.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,177,604.80 : 220,798,722.96 = 43,538,696.64 : x
  2. Step 2: Convert to fraction form
    147,177,604.80/220,798,722.96 = 43,538,696.64/x
  3. Step 3: Cross multiply
    147,177,604.80x = 220,798,722.96 × 43,538,696.64
  4. Step 4: Simplify right side
    147,177,604.80x = 9,613,288,617,454,844
  5. Step 5: Solve for x
    x = 9,613,288,617,454,844/147,177,604.80
  6. Step 6: Final answer
    x = 65,317,604.74

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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.