Home / 366,231,355.70-549,324,785.54-129,892,588.34

Finding the Fourth Proportional to 366,231,355.70, 549,324,785.54 and 129,892,588.34

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Solution

The fourth proportional to 366,231,355.70, 549,324,785.54 and 129,892,588.34 is: 194,830,991.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,231,355.70 : 549,324,785.54 = 129,892,588.34 : x
  2. Step 2: Convert to fraction form
    366,231,355.70/549,324,785.54 = 129,892,588.34/x
  3. Step 3: Cross multiply
    366,231,355.70x = 549,324,785.54 × 129,892,588.34
  4. Step 4: Simplify right side
    366,231,355.70x = 71,353,218,230,684,112
  5. Step 5: Solve for x
    x = 71,353,218,230,684,112/366,231,355.70
  6. Step 6: Final answer
    x = 194,830,991.72

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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.