Home / 365,835,372.12-548,860,856.04-147,373,296.12

Finding the Fourth Proportional to 365,835,372.12, 548,860,856.04 and 147,373,296.12

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Solution

The fourth proportional to 365,835,372.12, 548,860,856.04 and 147,373,296.12 is: 221,103,369.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,835,372.12 : 548,860,856.04 = 147,373,296.12 : x
  2. Step 2: Convert to fraction form
    365,835,372.12/548,860,856.04 = 147,373,296.12/x
  3. Step 3: Cross multiply
    365,835,372.12x = 548,860,856.04 × 147,373,296.12
  4. Step 4: Simplify right side
    365,835,372.12x = 80,887,433,465,859,600
  5. Step 5: Solve for x
    x = 80,887,433,465,859,600/365,835,372.12
  6. Step 6: Final answer
    x = 221,103,369.52

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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.