Home / 131,912,999.40-197,869,499.10-110,749,837.80

Finding the Fourth Proportional to 131,912,999.40, 197,869,499.10 and 110,749,837.80

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Solution

The fourth proportional to 131,912,999.40, 197,869,499.10 and 110,749,837.80 is: 166,124,756.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,912,999.40 : 197,869,499.10 = 110,749,837.80 : x
  2. Step 2: Convert to fraction form
    131,912,999.40/197,869,499.10 = 110,749,837.80/x
  3. Step 3: Cross multiply
    131,912,999.40x = 197,869,499.10 × 110,749,837.80
  4. Step 4: Simplify right side
    131,912,999.40x = 21,914,014,930,892,244
  5. Step 5: Solve for x
    x = 21,914,014,930,892,244/131,912,999.40
  6. Step 6: Final answer
    x = 166,124,756.70

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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.