Home / 416,101,381.67-624,074,040.17-208,784,127.55

Finding the Fourth Proportional to 416,101,381.67, 624,074,040.17 and 208,784,127.55

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Solution

The fourth proportional to 416,101,381.67, 624,074,040.17 and 208,784,127.55 is: 313,137,037.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,101,381.67 : 624,074,040.17 = 208,784,127.55 : x
  2. Step 2: Convert to fraction form
    416,101,381.67/624,074,040.17 = 208,784,127.55/x
  3. Step 3: Cross multiply
    416,101,381.67x = 624,074,040.17 × 208,784,127.55
  4. Step 4: Simplify right side
    416,101,381.67x = 130,296,753,999,332,800
  5. Step 5: Solve for x
    x = 130,296,753,999,332,800/416,101,381.67
  6. Step 6: Final answer
    x = 313,137,037.61

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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.