Home / 258,177,650.66-356,297,790.48-145,182,706.94

Finding the Fourth Proportional to 258,177,650.66, 356,297,790.48 and 145,182,706.94

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Solution

The fourth proportional to 258,177,650.66, 356,297,790.48 and 145,182,706.94 is: 200,359,239.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,177,650.66 : 356,297,790.48 = 145,182,706.94 : x
  2. Step 2: Convert to fraction form
    258,177,650.66/356,297,790.48 = 145,182,706.94/x
  3. Step 3: Cross multiply
    258,177,650.66x = 356,297,790.48 × 145,182,706.94
  4. Step 4: Simplify right side
    258,177,650.66x = 51,728,277,696,845,880
  5. Step 5: Solve for x
    x = 51,728,277,696,845,880/258,177,650.66
  6. Step 6: Final answer
    x = 200,359,239.33

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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.