Home / 344,428,979.50-516,885,574.53-311,498,241.58

Finding the Fourth Proportional to 344,428,979.50, 516,885,574.53 and 311,498,241.58

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Solution

The fourth proportional to 344,428,979.50, 516,885,574.53 and 311,498,241.58 is: 467,466,320.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,428,979.50 : 516,885,574.53 = 311,498,241.58 : x
  2. Step 2: Convert to fraction form
    344,428,979.50/516,885,574.53 = 311,498,241.58/x
  3. Step 3: Cross multiply
    344,428,979.50x = 516,885,574.53 × 311,498,241.58
  4. Step 4: Simplify right side
    344,428,979.50x = 161,008,947,564,163,008
  5. Step 5: Solve for x
    x = 161,008,947,564,163,008/344,428,979.50
  6. Step 6: Final answer
    x = 467,466,320.05

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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.