Home / 334,430,477.45-502,023,629.78-198,192,624.65

Finding the Fourth Proportional to 334,430,477.45, 502,023,629.78 and 198,192,624.65

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Solution

The fourth proportional to 334,430,477.45, 502,023,629.78 and 198,192,624.65 is: 297,512,898.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,430,477.45 : 502,023,629.78 = 198,192,624.65 : x
  2. Step 2: Convert to fraction form
    334,430,477.45/502,023,629.78 = 198,192,624.65/x
  3. Step 3: Cross multiply
    334,430,477.45x = 502,023,629.78 × 198,192,624.65
  4. Step 4: Simplify right side
    334,430,477.45x = 99,497,380,821,427,136
  5. Step 5: Solve for x
    x = 99,497,380,821,427,136/334,430,477.45
  6. Step 6: Final answer
    x = 297,512,898.88

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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.