Home / 397,704,650.60-596,520,168.02-187,567,153.40

Finding the Fourth Proportional to 397,704,650.60, 596,520,168.02 and 187,567,153.40

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Solution

The fourth proportional to 397,704,650.60, 596,520,168.02 and 187,567,153.40 is: 281,333,370.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,704,650.60 : 596,520,168.02 = 187,567,153.40 : x
  2. Step 2: Convert to fraction form
    397,704,650.60/596,520,168.02 = 187,567,153.40/x
  3. Step 3: Cross multiply
    397,704,650.60x = 596,520,168.02 × 187,567,153.40
  4. Step 4: Simplify right side
    397,704,650.60x = 111,887,589,861,201,120
  5. Step 5: Solve for x
    x = 111,887,589,861,201,120/397,704,650.60
  6. Step 6: Final answer
    x = 281,333,370.61

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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.