Home / 576,011,543.42-794,898,036.81-311,693,538.56

Finding the Fourth Proportional to 576,011,543.42, 794,898,036.81 and 311,693,538.56

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Solution

The fourth proportional to 576,011,543.42, 794,898,036.81 and 311,693,538.56 is: 430,138,223.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,011,543.42 : 794,898,036.81 = 311,693,538.56 : x
  2. Step 2: Convert to fraction form
    576,011,543.42/794,898,036.81 = 311,693,538.56/x
  3. Step 3: Cross multiply
    576,011,543.42x = 794,898,036.81 × 311,693,538.56
  4. Step 4: Simplify right side
    576,011,543.42x = 247,764,581,887,706,016
  5. Step 5: Solve for x
    x = 247,764,581,887,706,016/576,011,543.42
  6. Step 6: Final answer
    x = 430,138,223.30

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Why These Related Problems?

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