Home / 275,208,417-379,782,703.26-149,756,334.66

Finding the Fourth Proportional to 275,208,417, 379,782,703.26 and 149,756,334.66

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Solution

The fourth proportional to 275,208,417, 379,782,703.26 and 149,756,334.66 is: 206,661,068.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,208,417 : 379,782,703.26 = 149,756,334.66 : x
  2. Step 2: Convert to fraction form
    275,208,417/379,782,703.26 = 149,756,334.66/x
  3. Step 3: Cross multiply
    275,208,417x = 379,782,703.26 × 149,756,334.66
  4. Step 4: Simplify right side
    275,208,417x = 56,874,865,607,484,032
  5. Step 5: Solve for x
    x = 56,874,865,607,484,032/275,208,417
  6. Step 6: Final answer
    x = 206,661,068.83

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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.