Home / 971,650,712.71-1,456,305,086.39-446,294,859.78

Finding the Fourth Proportional to 971,650,712.71, 1,456,305,086.39 and 446,294,859.78

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Solution

The fourth proportional to 971,650,712.71, 1,456,305,086.39 and 446,294,859.78 is: 668,904,438.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,650,712.71 : 1,456,305,086.39 = 446,294,859.78 : x
  2. Step 2: Convert to fraction form
    971,650,712.71/1,456,305,086.39 = 446,294,859.78/x
  3. Step 3: Cross multiply
    971,650,712.71x = 1,456,305,086.39 × 446,294,859.78
  4. Step 4: Simplify right side
    971,650,712.71x = 649,941,474,333,054,720
  5. Step 5: Solve for x
    x = 649,941,474,333,054,720/971,650,712.71
  6. Step 6: Final answer
    x = 668,904,438.43

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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.