Home / 2,985,983,998.20-4,478,975,997.30-2,768,305,764.60

Finding the Fourth Proportional to 2,985,983,998.20, 4,478,975,997.30 and 2,768,305,764.60

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Solution

The fourth proportional to 2,985,983,998.20, 4,478,975,997.30 and 2,768,305,764.60 is: 4,152,458,646.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,985,983,998.20 : 4,478,975,997.30 = 2,768,305,764.60 : x
  2. Step 2: Convert to fraction form
    2,985,983,998.20/4,478,975,997.30 = 2,768,305,764.60/x
  3. Step 3: Cross multiply
    2,985,983,998.20x = 4,478,975,997.30 × 2,768,305,764.60
  4. Step 4: Simplify right side
    2,985,983,998.20x = 12,399,175,072,830,623,744
  5. Step 5: Solve for x
    x = 12,399,175,072,830,623,744/2,985,983,998.20
  6. Step 6: Final answer
    x = 4,152,458,646.90

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1.5x scale

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.