Home / 199,706,676.80-299,560,015.20-167,458,049.60

Finding the Fourth Proportional to 199,706,676.80, 299,560,015.20 and 167,458,049.60

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Solution

The fourth proportional to 199,706,676.80, 299,560,015.20 and 167,458,049.60 is: 251,187,074.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,706,676.80 : 299,560,015.20 = 167,458,049.60 : x
  2. Step 2: Convert to fraction form
    199,706,676.80/299,560,015.20 = 167,458,049.60/x
  3. Step 3: Cross multiply
    199,706,676.80x = 299,560,015.20 × 167,458,049.60
  4. Step 4: Simplify right side
    199,706,676.80x = 50,163,735,883,538,352
  5. Step 5: Solve for x
    x = 50,163,735,883,538,352/199,706,676.80
  6. Step 6: Final answer
    x = 251,187,074.40

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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.