Home / 251,924,074,193.23-378,155,025,894.45-108,573,846,299.43

Finding the Fourth Proportional to 251,924,074,193.23, 378,155,025,894.45 and 108,573,846,299.43

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Solution

The fourth proportional to 251,924,074,193.23, 378,155,025,894.45 and 108,573,846,299.43 is: 162,976,665,847.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,924,074,193.23 : 378,155,025,894.45 = 108,573,846,299.43 : x
  2. Step 2: Convert to fraction form
    251,924,074,193.23/378,155,025,894.45 = 108,573,846,299.43/x
  3. Step 3: Cross multiply
    251,924,074,193.23x = 378,155,025,894.45 × 108,573,846,299.43
  4. Step 4: Simplify right side
    251,924,074,193.23x = 41,057,745,658,820,987,715,584
  5. Step 5: Solve for x
    x = 41,057,745,658,820,987,715,584/251,924,074,193.23
  6. Step 6: Final answer
    x = 162,976,665,847.86

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1.5x scale

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.