Home / 331,609,113.20-497,409,004.20-149,855,999.60

Finding the Fourth Proportional to 331,609,113.20, 497,409,004.20 and 149,855,999.60

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Solution

The fourth proportional to 331,609,113.20, 497,409,004.20 and 149,855,999.60 is: 224,781,890.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,609,113.20 : 497,409,004.20 = 149,855,999.60 : x
  2. Step 2: Convert to fraction form
    331,609,113.20/497,409,004.20 = 149,855,999.60/x
  3. Step 3: Cross multiply
    331,609,113.20x = 497,409,004.20 × 149,855,999.60
  4. Step 4: Simplify right side
    331,609,113.20x = 74,539,723,534,431,600
  5. Step 5: Solve for x
    x = 74,539,723,534,431,600/331,609,113.20
  6. Step 6: Final answer
    x = 224,781,890.99

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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.