Home / 131,867,999.70-197,801,999.55-36,129,887.70

Finding the Fourth Proportional to 131,867,999.70, 197,801,999.55 and 36,129,887.70

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Solution

The fourth proportional to 131,867,999.70, 197,801,999.55 and 36,129,887.70 is: 54,194,831.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,867,999.70 : 197,801,999.55 = 36,129,887.70 : x
  2. Step 2: Convert to fraction form
    131,867,999.70/197,801,999.55 = 36,129,887.70/x
  3. Step 3: Cross multiply
    131,867,999.70x = 197,801,999.55 × 36,129,887.70
  4. Step 4: Simplify right side
    131,867,999.70x = 7,146,564,030,576,952
  5. Step 5: Solve for x
    x = 7,146,564,030,576,952/131,867,999.70
  6. Step 6: Final answer
    x = 54,194,831.55

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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.