Home / 527,010,958.68-790,681,646.43-317,150,630.43

Finding the Fourth Proportional to 527,010,958.68, 790,681,646.43 and 317,150,630.43

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Solution

The fourth proportional to 527,010,958.68, 790,681,646.43 and 317,150,630.43 is: 475,825,366.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,010,958.68 : 790,681,646.43 = 317,150,630.43 : x
  2. Step 2: Convert to fraction form
    527,010,958.68/790,681,646.43 = 317,150,630.43/x
  3. Step 3: Cross multiply
    527,010,958.68x = 790,681,646.43 × 317,150,630.43
  4. Step 4: Simplify right side
    527,010,958.68x = 250,765,182,634,704,832
  5. Step 5: Solve for x
    x = 250,765,182,634,704,832/527,010,958.68
  6. Step 6: Final answer
    x = 475,825,366.64

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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.