Home / 634,901,564.53-952,664,346.97-285,394,574.70

Finding the Fourth Proportional to 634,901,564.53, 952,664,346.97 and 285,394,574.70

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Solution

The fourth proportional to 634,901,564.53, 952,664,346.97 and 285,394,574.70 is: 428,232,109.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,901,564.53 : 952,664,346.97 = 285,394,574.70 : x
  2. Step 2: Convert to fraction form
    634,901,564.53/952,664,346.97 = 285,394,574.70/x
  3. Step 3: Cross multiply
    634,901,564.53x = 952,664,346.97 × 285,394,574.70
  4. Step 4: Simplify right side
    634,901,564.53x = 271,885,236,135,356,384
  5. Step 5: Solve for x
    x = 271,885,236,135,356,384/634,901,564.53
  6. Step 6: Final answer
    x = 428,232,109.24

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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.