Home / 995,331,312.40-1,493,743,464.60-510,407,510.80

Finding the Fourth Proportional to 995,331,312.40, 1,493,743,464.60 and 510,407,510.80

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Solution

The fourth proportional to 995,331,312.40, 1,493,743,464.60 and 510,407,510.80 is: 765,994,070.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,331,312.40 : 1,493,743,464.60 = 510,407,510.80 : x
  2. Step 2: Convert to fraction form
    995,331,312.40/1,493,743,464.60 = 510,407,510.80/x
  3. Step 3: Cross multiply
    995,331,312.40x = 1,493,743,464.60 × 510,407,510.80
  4. Step 4: Simplify right side
    995,331,312.40x = 762,417,883,540,253,824
  5. Step 5: Solve for x
    x = 762,417,883,540,253,824/995,331,312.40
  6. Step 6: Final answer
    x = 765,994,070.56

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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.