Home / 360,596,667,059.56-540,912,396,729.72-118,568,418,858.91

Finding the Fourth Proportional to 360,596,667,059.56, 540,912,396,729.72 and 118,568,418,858.91

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Solution

The fourth proportional to 360,596,667,059.56, 540,912,396,729.72 and 118,568,418,858.91 is: 177,858,348,343.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,596,667,059.56 : 540,912,396,729.72 = 118,568,418,858.91 : x
  2. Step 2: Convert to fraction form
    360,596,667,059.56/540,912,396,729.72 = 118,568,418,858.91/x
  3. Step 3: Cross multiply
    360,596,667,059.56x = 540,912,396,729.72 × 118,568,418,858.91
  4. Step 4: Simplify right side
    360,596,667,059.56x = 64,135,127,621,426,340,691,968
  5. Step 5: Solve for x
    x = 64,135,127,621,426,340,691,968/360,596,667,059.56
  6. Step 6: Final answer
    x = 177,858,348,343.62

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1.5x scale

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.