Home / 251,279,957,997.60-346,765,869,821.85-137,094,656,340.21

Finding the Fourth Proportional to 251,279,957,997.60, 346,765,869,821.85 and 137,094,656,340.21

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Solution

The fourth proportional to 251,279,957,997.60, 346,765,869,821.85 and 137,094,656,340.21 is: 189,190,368,116.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,279,957,997.60 : 346,765,869,821.85 = 137,094,656,340.21 : x
  2. Step 2: Convert to fraction form
    251,279,957,997.60/346,765,869,821.85 = 137,094,656,340.21/x
  3. Step 3: Cross multiply
    251,279,957,997.60x = 346,765,869,821.85 × 137,094,656,340.21
  4. Step 4: Simplify right side
    251,279,957,997.60x = 47,539,747,753,740,518,555,648
  5. Step 5: Solve for x
    x = 47,539,747,753,740,518,555,648/251,279,957,997.60
  6. Step 6: Final answer
    x = 189,190,368,116.01

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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.