Home / 131,536,380.60-197,220,590.10-54,889,903.80

Finding the Fourth Proportional to 131,536,380.60, 197,220,590.10 and 54,889,903.80

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Solution

The fourth proportional to 131,536,380.60, 197,220,590.10 and 54,889,903.80 is: 82,299,810.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,536,380.60 : 197,220,590.10 = 54,889,903.80 : x
  2. Step 2: Convert to fraction form
    131,536,380.60/197,220,590.10 = 54,889,903.80/x
  3. Step 3: Cross multiply
    131,536,380.60x = 197,220,590.10 × 54,889,903.80
  4. Step 4: Simplify right side
    131,536,380.60x = 10,825,419,217,968,232
  5. Step 5: Solve for x
    x = 10,825,419,217,968,232/131,536,380.60
  6. Step 6: Final answer
    x = 82,299,810.66

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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.