Home / 1,692,919,135.41-2,336,233,819.30-940,232,174.56

Finding the Fourth Proportional to 1,692,919,135.41, 2,336,233,819.30 and 940,232,174.56

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Solution

The fourth proportional to 1,692,919,135.41, 2,336,233,819.30 and 940,232,174.56 is: 1,297,523,406.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,919,135.41 : 2,336,233,819.30 = 940,232,174.56 : x
  2. Step 2: Convert to fraction form
    1,692,919,135.41/2,336,233,819.30 = 940,232,174.56/x
  3. Step 3: Cross multiply
    1,692,919,135.41x = 2,336,233,819.30 × 940,232,174.56
  4. Step 4: Simplify right side
    1,692,919,135.41x = 2,196,602,204,192,861,952
  5. Step 5: Solve for x
    x = 2,196,602,204,192,861,952/1,692,919,135.41
  6. Step 6: Final answer
    x = 1,297,523,406.91

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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.