Home / 696,479,369.92-1,043,571,134.64-404,526,942.16

Finding the Fourth Proportional to 696,479,369.92, 1,043,571,134.64 and 404,526,942.16

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Solution

The fourth proportional to 696,479,369.92, 1,043,571,134.64 and 404,526,942.16 is: 606,123,681.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    696,479,369.92 : 1,043,571,134.64 = 404,526,942.16 : x
  2. Step 2: Convert to fraction form
    696,479,369.92/1,043,571,134.64 = 404,526,942.16/x
  3. Step 3: Cross multiply
    696,479,369.92x = 1,043,571,134.64 × 404,526,942.16
  4. Step 4: Simplify right side
    696,479,369.92x = 422,152,640,022,360,896
  5. Step 5: Solve for x
    x = 422,152,640,022,360,896/696,479,369.92
  6. Step 6: Final answer
    x = 606,123,681.84

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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.