Home / 365,903,707.20-548,739,037.44-120,203,313.36

Finding the Fourth Proportional to 365,903,707.20, 548,739,037.44 and 120,203,313.36

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Solution

The fourth proportional to 365,903,707.20, 548,739,037.44 and 120,203,313.36 is: 180,266,690.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,903,707.20 : 548,739,037.44 = 120,203,313.36 : x
  2. Step 2: Convert to fraction form
    365,903,707.20/548,739,037.44 = 120,203,313.36/x
  3. Step 3: Cross multiply
    365,903,707.20x = 548,739,037.44 × 120,203,313.36
  4. Step 4: Simplify right side
    365,903,707.20x = 65,960,250,470,265,096
  5. Step 5: Solve for x
    x = 65,960,250,470,265,096/365,903,707.20
  6. Step 6: Final answer
    x = 180,266,690.86

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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.