Home / 131,470,269.60-197,367,145.20-82,948,029.60

Finding the Fourth Proportional to 131,470,269.60, 197,367,145.20 and 82,948,029.60

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Solution

The fourth proportional to 131,470,269.60, 197,367,145.20 and 82,948,029.60 is: 124,524,090.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,470,269.60 : 197,367,145.20 = 82,948,029.60 : x
  2. Step 2: Convert to fraction form
    131,470,269.60/197,367,145.20 = 82,948,029.60/x
  3. Step 3: Cross multiply
    131,470,269.60x = 197,367,145.20 × 82,948,029.60
  4. Step 4: Simplify right side
    131,470,269.60x = 16,371,215,802,117,096
  5. Step 5: Solve for x
    x = 16,371,215,802,117,096/131,470,269.60
  6. Step 6: Final answer
    x = 124,524,090.90

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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.