Home / 674,615,037.97-930,951,266.07-373,211,484.85

Finding the Fourth Proportional to 674,615,037.97, 930,951,266.07 and 373,211,484.85

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Solution

The fourth proportional to 674,615,037.97, 930,951,266.07 and 373,211,484.85 is: 515,022,175.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    674,615,037.97 : 930,951,266.07 = 373,211,484.85 : x
  2. Step 2: Convert to fraction form
    674,615,037.97/930,951,266.07 = 373,211,484.85/x
  3. Step 3: Cross multiply
    674,615,037.97x = 930,951,266.07 × 373,211,484.85
  4. Step 4: Simplify right side
    674,615,037.97x = 347,441,704,332,972,160
  5. Step 5: Solve for x
    x = 347,441,704,332,972,160/674,615,037.97
  6. Step 6: Final answer
    x = 515,022,175.28

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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.