Home / 995,328,887.20-1,492,993,330.80-787,504,400.80

Finding the Fourth Proportional to 995,328,887.20, 1,492,993,330.80 and 787,504,400.80

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Solution

The fourth proportional to 995,328,887.20, 1,492,993,330.80 and 787,504,400.80 is: 1,181,256,601.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,328,887.20 : 1,492,993,330.80 = 787,504,400.80 : x
  2. Step 2: Convert to fraction form
    995,328,887.20/1,492,993,330.80 = 787,504,400.80/x
  3. Step 3: Cross multiply
    995,328,887.20x = 1,492,993,330.80 × 787,504,400.80
  4. Step 4: Simplify right side
    995,328,887.20x = 1,175,738,818,370,050,048
  5. Step 5: Solve for x
    x = 1,175,738,818,370,050,048/995,328,887.20
  6. Step 6: Final answer
    x = 1,181,256,601.20

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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.