Home / 995,996,939.49-1,494,512,448.81-406,219,863.87

Finding the Fourth Proportional to 995,996,939.49, 1,494,512,448.81 and 406,219,863.87

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Solution

The fourth proportional to 995,996,939.49, 1,494,512,448.81 and 406,219,863.87 is: 609,540,671.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,996,939.49 : 1,494,512,448.81 = 406,219,863.87 : x
  2. Step 2: Convert to fraction form
    995,996,939.49/1,494,512,448.81 = 406,219,863.87/x
  3. Step 3: Cross multiply
    995,996,939.49x = 1,494,512,448.81 × 406,219,863.87
  4. Step 4: Simplify right side
    995,996,939.49x = 607,100,643,507,618,560
  5. Step 5: Solve for x
    x = 607,100,643,507,618,560/995,996,939.49
  6. Step 6: Final answer
    x = 609,540,671.70

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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.