Home / 20,429,790,210-28,757,109,966

Finding the Third Proportional to 20,429,790,210 and 28,757,109,966

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Solution

The third proportional to 20,429,790,210 and 28,757,109,966 is: 40,478,701,205.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,429,790,210 : 28,757,109,966 = 28,757,109,966 : x
  2. Step 2: Convert to fraction form
    20,429,790,210/28,757,109,966 = 28,757,109,966/x
  3. Step 3: Cross multiply
    20,429,790,210x = 28,757,109,966 × 28,757,109,966
  4. Step 4: Simplify right side
    20,429,790,210x = 826,971,373,596,616,556,544
  5. Step 5: Solve for x
    x = 826,971,373,596,616,556,544/20,429,790,210
  6. Step 6: Final answer
    x = 40,478,701,205.25

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.