Home / 223,100,178.66-307,553,761.05-155,910,531.33

Finding the Fourth Proportional to 223,100,178.66, 307,553,761.05 and 155,910,531.33

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Solution

The fourth proportional to 223,100,178.66, 307,553,761.05 and 155,910,531.33 is: 214,929,770.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,100,178.66 : 307,553,761.05 = 155,910,531.33 : x
  2. Step 2: Convert to fraction form
    223,100,178.66/307,553,761.05 = 155,910,531.33/x
  3. Step 3: Cross multiply
    223,100,178.66x = 307,553,761.05 × 155,910,531.33
  4. Step 4: Simplify right side
    223,100,178.66x = 47,950,870,297,845,368
  5. Step 5: Solve for x
    x = 47,950,870,297,845,368/223,100,178.66
  6. Step 6: Final answer
    x = 214,929,770.95

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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.