Home / 202,136,935.30-303,204,418.80-79,228,410.10

Finding the Fourth Proportional to 202,136,935.30, 303,204,418.80 and 79,228,410.10

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Solution

The fourth proportional to 202,136,935.30, 303,204,418.80 and 79,228,410.10 is: 118,842,229.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,136,935.30 : 303,204,418.80 = 79,228,410.10 : x
  2. Step 2: Convert to fraction form
    202,136,935.30/303,204,418.80 = 79,228,410.10/x
  3. Step 3: Cross multiply
    202,136,935.30x = 303,204,418.80 × 79,228,410.10
  4. Step 4: Simplify right side
    202,136,935.30x = 24,022,404,036,818,548
  5. Step 5: Solve for x
    x = 24,022,404,036,818,548/202,136,935.30
  6. Step 6: Final answer
    x = 118,842,229.41

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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.