Home / 512,269,391.96-706,931,997.78-277,320,052.70

Finding the Fourth Proportional to 512,269,391.96, 706,931,997.78 and 277,320,052.70

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Solution

The fourth proportional to 512,269,391.96, 706,931,997.78 and 277,320,052.70 is: 382,701,800.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    512,269,391.96 : 706,931,997.78 = 277,320,052.70 : x
  2. Step 2: Convert to fraction form
    512,269,391.96/706,931,997.78 = 277,320,052.70/x
  3. Step 3: Cross multiply
    512,269,391.96x = 706,931,997.78 × 277,320,052.70
  4. Step 4: Simplify right side
    512,269,391.96x = 196,046,418,882,249,184
  5. Step 5: Solve for x
    x = 196,046,418,882,249,184/512,269,391.96
  6. Step 6: Final answer
    x = 382,701,800.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.