Home / 331,069,057.60-496,603,586.40-158,457,020.80

Finding the Fourth Proportional to 331,069,057.60, 496,603,586.40 and 158,457,020.80

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Solution

The fourth proportional to 331,069,057.60, 496,603,586.40 and 158,457,020.80 is: 237,685,531.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,069,057.60 : 496,603,586.40 = 158,457,020.80 : x
  2. Step 2: Convert to fraction form
    331,069,057.60/496,603,586.40 = 158,457,020.80/x
  3. Step 3: Cross multiply
    331,069,057.60x = 496,603,586.40 × 158,457,020.80
  4. Step 4: Simplify right side
    331,069,057.60x = 78,690,324,819,539,392
  5. Step 5: Solve for x
    x = 78,690,324,819,539,392/331,069,057.60
  6. Step 6: Final answer
    x = 237,685,531.20

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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.