Home / 347,881,631.92-480,086,588.22-212,099,704.60

Finding the Fourth Proportional to 347,881,631.92, 480,086,588.22 and 212,099,704.60

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Solution

The fourth proportional to 347,881,631.92, 480,086,588.22 and 212,099,704.60 is: 292,703,650.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,881,631.92 : 480,086,588.22 = 212,099,704.60 : x
  2. Step 2: Convert to fraction form
    347,881,631.92/480,086,588.22 = 212,099,704.60/x
  3. Step 3: Cross multiply
    347,881,631.92x = 480,086,588.22 × 212,099,704.60
  4. Step 4: Simplify right side
    347,881,631.92x = 101,826,223,543,883,840
  5. Step 5: Solve for x
    x = 101,826,223,543,883,840/347,881,631.92
  6. Step 6: Final answer
    x = 292,703,650.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.