Home / 131,910,021.40-197,865,032.10-110,746,859.80

Finding the Fourth Proportional to 131,910,021.40, 197,865,032.10 and 110,746,859.80

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Solution

The fourth proportional to 131,910,021.40, 197,865,032.10 and 110,746,859.80 is: 166,120,289.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,910,021.40 : 197,865,032.10 = 110,746,859.80 : x
  2. Step 2: Convert to fraction form
    131,910,021.40/197,865,032.10 = 110,746,859.80/x
  3. Step 3: Cross multiply
    131,910,021.40x = 197,865,032.10 × 110,746,859.80
  4. Step 4: Simplify right side
    131,910,021.40x = 21,912,930,969,301,200
  5. Step 5: Solve for x
    x = 21,912,930,969,301,200/131,910,021.40
  6. Step 6: Final answer
    x = 166,120,289.70

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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.