Home / 874,611,050.26-1,206,977,588.78-522,217,835.14

Finding the Fourth Proportional to 874,611,050.26, 1,206,977,588.78 and 522,217,835.14

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Solution

The fourth proportional to 874,611,050.26, 1,206,977,588.78 and 522,217,835.14 is: 720,669,174.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,611,050.26 : 1,206,977,588.78 = 522,217,835.14 : x
  2. Step 2: Convert to fraction form
    874,611,050.26/1,206,977,588.78 = 522,217,835.14/x
  3. Step 3: Cross multiply
    874,611,050.26x = 1,206,977,588.78 × 522,217,835.14
  4. Step 4: Simplify right side
    874,611,050.26x = 630,305,223,475,188,736
  5. Step 5: Solve for x
    x = 630,305,223,475,188,736/874,611,050.26
  6. Step 6: Final answer
    x = 720,669,174.36

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Why These Related Problems?

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