Home / 995,335,997.20-1,493,003,995.80-305,349,744.40

Finding the Fourth Proportional to 995,335,997.20, 1,493,003,995.80 and 305,349,744.40

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Solution

The fourth proportional to 995,335,997.20, 1,493,003,995.80 and 305,349,744.40 is: 458,024,616.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,335,997.20 : 1,493,003,995.80 = 305,349,744.40 : x
  2. Step 2: Convert to fraction form
    995,335,997.20/1,493,003,995.80 = 305,349,744.40/x
  3. Step 3: Cross multiply
    995,335,997.20x = 1,493,003,995.80 × 305,349,744.40
  4. Step 4: Simplify right side
    995,335,997.20x = 455,888,388,505,708,608
  5. Step 5: Solve for x
    x = 455,888,388,505,708,608/995,335,997.20
  6. Step 6: Final answer
    x = 458,024,616.60

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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.