Home / 132,000,335.80-197,921,771.70-80,919,014.20

Finding the Fourth Proportional to 132,000,335.80, 197,921,771.70 and 80,919,014.20

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Solution

The fourth proportional to 132,000,335.80, 197,921,771.70 and 80,919,014.20 is: 121,330,256.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,000,335.80 : 197,921,771.70 = 80,919,014.20 : x
  2. Step 2: Convert to fraction form
    132,000,335.80/197,921,771.70 = 80,919,014.20/x
  3. Step 3: Cross multiply
    132,000,335.80x = 197,921,771.70 × 80,919,014.20
  4. Step 4: Simplify right side
    132,000,335.80x = 16,015,634,654,681,458
  5. Step 5: Solve for x
    x = 16,015,634,654,681,458/132,000,335.80
  6. Step 6: Final answer
    x = 121,330,256.91

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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.