Home / 200,665,277.76-300,965,698.08-55,064,835.84

Finding the Fourth Proportional to 200,665,277.76, 300,965,698.08 and 55,064,835.84

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Solution

The fourth proportional to 200,665,277.76, 300,965,698.08 and 55,064,835.84 is: 82,588,412.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,665,277.76 : 300,965,698.08 = 55,064,835.84 : x
  2. Step 2: Convert to fraction form
    200,665,277.76/300,965,698.08 = 55,064,835.84/x
  3. Step 3: Cross multiply
    200,665,277.76x = 300,965,698.08 × 55,064,835.84
  4. Step 4: Simplify right side
    200,665,277.76x = 16,572,626,758,246,204
  5. Step 5: Solve for x
    x = 16,572,626,758,246,204/200,665,277.76
  6. Step 6: Final answer
    x = 82,588,412.62

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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.