Home / 130,733,999.60-195,597,114.60-85,384,367.60

Finding the Fourth Proportional to 130,733,999.60, 195,597,114.60 and 85,384,367.60

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Solution

The fourth proportional to 130,733,999.60, 195,597,114.60 and 85,384,367.60 is: 127,747,456.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,733,999.60 : 195,597,114.60 = 85,384,367.60 : x
  2. Step 2: Convert to fraction form
    130,733,999.60/195,597,114.60 = 85,384,367.60/x
  3. Step 3: Cross multiply
    130,733,999.60x = 195,597,114.60 × 85,384,367.60
  4. Step 4: Simplify right side
    130,733,999.60x = 16,700,935,934,505,726
  5. Step 5: Solve for x
    x = 16,700,935,934,505,726/130,733,999.60
  6. Step 6: Final answer
    x = 127,747,456.56

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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.