Home / 576,011,677.24-794,898,221.34-311,693,672.20

Finding the Fourth Proportional to 576,011,677.24, 794,898,221.34 and 311,693,672.20

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Solution

The fourth proportional to 576,011,677.24, 794,898,221.34 and 311,693,672.20 is: 430,138,407.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,011,677.24 : 794,898,221.34 = 311,693,672.20 : x
  2. Step 2: Convert to fraction form
    576,011,677.24/794,898,221.34 = 311,693,672.20/x
  3. Step 3: Cross multiply
    576,011,677.24x = 794,898,221.34 × 311,693,672.20
  4. Step 4: Simplify right side
    576,011,677.24x = 247,764,745,634,712,992
  5. Step 5: Solve for x
    x = 247,764,745,634,712,992/576,011,677.24
  6. Step 6: Final answer
    x = 430,138,407.65

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.