Home / 692,868,433.36-955,923,029.33-395,296,902.76

Finding the Fourth Proportional to 692,868,433.36, 955,923,029.33 and 395,296,902.76

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Solution

The fourth proportional to 692,868,433.36, 955,923,029.33 and 395,296,902.76 is: 545,375,419.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    692,868,433.36 : 955,923,029.33 = 395,296,902.76 : x
  2. Step 2: Convert to fraction form
    692,868,433.36/955,923,029.33 = 395,296,902.76/x
  3. Step 3: Cross multiply
    692,868,433.36x = 955,923,029.33 × 395,296,902.76
  4. Step 4: Simplify right side
    692,868,433.36x = 377,873,412,770,752,448
  5. Step 5: Solve for x
    x = 377,873,412,770,752,448/692,868,433.36
  6. Step 6: Final answer
    x = 545,375,419.89

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Double scale
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1.5x scale

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.