Home / 463,007,170,155.62-694,272,289,845-207,817,786,214.30

Finding the Fourth Proportional to 463,007,170,155.62, 694,272,289,845 and 207,817,786,214.30

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Solution

The fourth proportional to 463,007,170,155.62, 694,272,289,845 and 207,817,786,214.30 is: 311,619,645,667.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,007,170,155.62 : 694,272,289,845 = 207,817,786,214.30 : x
  2. Step 2: Convert to fraction form
    463,007,170,155.62/694,272,289,845 = 207,817,786,214.30/x
  3. Step 3: Cross multiply
    463,007,170,155.62x = 694,272,289,845 × 207,817,786,214.30
  4. Step 4: Simplify right side
    463,007,170,155.62x = 144,282,130,305,520,720,936,960
  5. Step 5: Solve for x
    x = 144,282,130,305,520,720,936,960/463,007,170,155.62
  6. Step 6: Final answer
    x = 311,619,645,667.75

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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.