Home / 1,909,971,838.92-2,864,957,757.16-529,786,346.24

Finding the Fourth Proportional to 1,909,971,838.92, 2,864,957,757.16 and 529,786,346.24

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Solution

The fourth proportional to 1,909,971,838.92, 2,864,957,757.16 and 529,786,346.24 is: 794,679,519.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,971,838.92 : 2,864,957,757.16 = 529,786,346.24 : x
  2. Step 2: Convert to fraction form
    1,909,971,838.92/2,864,957,757.16 = 529,786,346.24/x
  3. Step 3: Cross multiply
    1,909,971,838.92x = 2,864,957,757.16 × 529,786,346.24
  4. Step 4: Simplify right side
    1,909,971,838.92x = 1,517,815,502,297,741,568
  5. Step 5: Solve for x
    x = 1,517,815,502,297,741,568/1,909,971,838.92
  6. Step 6: Final answer
    x = 794,679,519.02

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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.