Home / 764,613,040.64-1,146,926,198.50-247,043,536.47

Finding the Fourth Proportional to 764,613,040.64, 1,146,926,198.50 and 247,043,536.47

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Solution

The fourth proportional to 764,613,040.64, 1,146,926,198.50 and 247,043,536.47 is: 370,567,449.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    764,613,040.64 : 1,146,926,198.50 = 247,043,536.47 : x
  2. Step 2: Convert to fraction form
    764,613,040.64/1,146,926,198.50 = 247,043,536.47/x
  3. Step 3: Cross multiply
    764,613,040.64x = 1,146,926,198.50 × 247,043,536.47
  4. Step 4: Simplify right side
    764,613,040.64x = 283,340,704,146,915,584
  5. Step 5: Solve for x
    x = 283,340,704,146,915,584/764,613,040.64
  6. Step 6: Final answer
    x = 370,567,449.27

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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.