Home / 995,331,331.90-1,493,743,493.85-510,407,530.30

Finding the Fourth Proportional to 995,331,331.90, 1,493,743,493.85 and 510,407,530.30

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Solution

The fourth proportional to 995,331,331.90, 1,493,743,493.85 and 510,407,530.30 is: 765,994,099.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,331,331.90 : 1,493,743,493.85 = 510,407,530.30 : x
  2. Step 2: Convert to fraction form
    995,331,331.90/1,493,743,493.85 = 510,407,530.30/x
  3. Step 3: Cross multiply
    995,331,331.90x = 1,493,743,493.85 × 510,407,530.30
  4. Step 4: Simplify right side
    995,331,331.90x = 762,417,927,597,671,680
  5. Step 5: Solve for x
    x = 762,417,927,597,671,680/995,331,331.90
  6. Step 6: Final answer
    x = 765,994,099.82

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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.