Home / 995,335,998.20-1,493,003,997.30-305,349,745.40

Finding the Fourth Proportional to 995,335,998.20, 1,493,003,997.30 and 305,349,745.40

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Solution

The fourth proportional to 995,335,998.20, 1,493,003,997.30 and 305,349,745.40 is: 458,024,618.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,335,998.20 : 1,493,003,997.30 = 305,349,745.40 : x
  2. Step 2: Convert to fraction form
    995,335,998.20/1,493,003,997.30 = 305,349,745.40/x
  3. Step 3: Cross multiply
    995,335,998.20x = 1,493,003,997.30 × 305,349,745.40
  4. Step 4: Simplify right side
    995,335,998.20x = 455,888,390,456,737,216
  5. Step 5: Solve for x
    x = 455,888,390,456,737,216/995,335,998.20
  6. Step 6: Final answer
    x = 458,024,618.10

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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.