Home / 580,071,507.05-800,518,015.60-325,797,672.98

Finding the Fourth Proportional to 580,071,507.05, 800,518,015.60 and 325,797,672.98

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Solution

The fourth proportional to 580,071,507.05, 800,518,015.60 and 325,797,672.98 is: 449,611,648.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,071,507.05 : 800,518,015.60 = 325,797,672.98 : x
  2. Step 2: Convert to fraction form
    580,071,507.05/800,518,015.60 = 325,797,672.98/x
  3. Step 3: Cross multiply
    580,071,507.05x = 800,518,015.60 × 325,797,672.98
  4. Step 4: Simplify right side
    580,071,507.05x = 260,806,906,662,234,144
  5. Step 5: Solve for x
    x = 260,806,906,662,234,144/580,071,507.05
  6. Step 6: Final answer
    x = 449,611,648.72

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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.