Home / 1,619,023,838.68-2,234,253,644.90-876,467,901.43

Finding the Fourth Proportional to 1,619,023,838.68, 2,234,253,644.90 and 876,467,901.43

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Solution

The fourth proportional to 1,619,023,838.68, 2,234,253,644.90 and 876,467,901.43 is: 1,209,526,108.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,023,838.68 : 2,234,253,644.90 = 876,467,901.43 : x
  2. Step 2: Convert to fraction form
    1,619,023,838.68/2,234,253,644.90 = 876,467,901.43/x
  3. Step 3: Cross multiply
    1,619,023,838.68x = 2,234,253,644.90 × 876,467,901.43
  4. Step 4: Simplify right side
    1,619,023,838.68x = 1,958,251,603,407,831,296
  5. Step 5: Solve for x
    x = 1,958,251,603,407,831,296/1,619,023,838.68
  6. Step 6: Final answer
    x = 1,209,526,108.65

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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.