Home / 995,331,338.40-1,493,743,503.60-510,407,536.80

Finding the Fourth Proportional to 995,331,338.40, 1,493,743,503.60 and 510,407,536.80

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Solution

The fourth proportional to 995,331,338.40, 1,493,743,503.60 and 510,407,536.80 is: 765,994,109.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,331,338.40 : 1,493,743,503.60 = 510,407,536.80 : x
  2. Step 2: Convert to fraction form
    995,331,338.40/1,493,743,503.60 = 510,407,536.80/x
  3. Step 3: Cross multiply
    995,331,338.40x = 1,493,743,503.60 × 510,407,536.80
  4. Step 4: Simplify right side
    995,331,338.40x = 762,417,942,283,477,888
  5. Step 5: Solve for x
    x = 762,417,942,283,477,888/995,331,338.40
  6. Step 6: Final answer
    x = 765,994,109.57

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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.