Home / 273,991,861.76-378,163,699.50-162,544,562.96

Finding the Fourth Proportional to 273,991,861.76, 378,163,699.50 and 162,544,562.96

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Solution

The fourth proportional to 273,991,861.76, 378,163,699.50 and 162,544,562.96 is: 224,344,084.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,991,861.76 : 378,163,699.50 = 162,544,562.96 : x
  2. Step 2: Convert to fraction form
    273,991,861.76/378,163,699.50 = 162,544,562.96/x
  3. Step 3: Cross multiply
    273,991,861.76x = 378,163,699.50 × 162,544,562.96
  4. Step 4: Simplify right side
    273,991,861.76x = 61,468,453,262,564,272
  5. Step 5: Solve for x
    x = 61,468,453,262,564,272/273,991,861.76
  6. Step 6: Final answer
    x = 224,344,084.05

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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.