Home / 219,897,752.70-329,846,629.05-214,858,904.70

Finding the Fourth Proportional to 219,897,752.70, 329,846,629.05 and 214,858,904.70

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Solution

The fourth proportional to 219,897,752.70, 329,846,629.05 and 214,858,904.70 is: 322,288,357.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,897,752.70 : 329,846,629.05 = 214,858,904.70 : x
  2. Step 2: Convert to fraction form
    219,897,752.70/329,846,629.05 = 214,858,904.70/x
  3. Step 3: Cross multiply
    219,897,752.70x = 329,846,629.05 × 214,858,904.70
  4. Step 4: Simplify right side
    219,897,752.70x = 70,870,485,436,670,200
  5. Step 5: Solve for x
    x = 70,870,485,436,670,200/219,897,752.70
  6. Step 6: Final answer
    x = 322,288,357.05

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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.