Home / 466,534,628.57-643,819,979.41-254,844,390.85

Finding the Fourth Proportional to 466,534,628.57, 643,819,979.41 and 254,844,390.85

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Solution

The fourth proportional to 466,534,628.57, 643,819,979.41 and 254,844,390.85 is: 351,686,456.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,534,628.57 : 643,819,979.41 = 254,844,390.85 : x
  2. Step 2: Convert to fraction form
    466,534,628.57/643,819,979.41 = 254,844,390.85/x
  3. Step 3: Cross multiply
    466,534,628.57x = 643,819,979.41 × 254,844,390.85
  4. Step 4: Simplify right side
    466,534,628.57x = 164,073,910,467,559,456
  5. Step 5: Solve for x
    x = 164,073,910,467,559,456/466,534,628.57
  6. Step 6: Final answer
    x = 351,686,456.74

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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.