Home / 484,416,939.92-669,369,822.72-344,945,564.96

Finding the Fourth Proportional to 484,416,939.92, 669,369,822.72 and 344,945,564.96

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Solution

The fourth proportional to 484,416,939.92, 669,369,822.72 and 344,945,564.96 is: 476,647,558.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,416,939.92 : 669,369,822.72 = 344,945,564.96 : x
  2. Step 2: Convert to fraction form
    484,416,939.92/669,369,822.72 = 344,945,564.96/x
  3. Step 3: Cross multiply
    484,416,939.92x = 669,369,822.72 × 344,945,564.96
  4. Step 4: Simplify right side
    484,416,939.92x = 230,896,151,665,325,440
  5. Step 5: Solve for x
    x = 230,896,151,665,325,440/484,416,939.92
  6. Step 6: Final answer
    x = 476,647,558.41

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.