Home / 416,233,503.60-624,145,951.50-205,901,172.69

Finding the Fourth Proportional to 416,233,503.60, 624,145,951.50 and 205,901,172.69

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Solution

The fourth proportional to 416,233,503.60, 624,145,951.50 and 205,901,172.69 is: 308,750,694.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    416,233,503.60 : 624,145,951.50 = 205,901,172.69 : x
  2. Step 2: Convert to fraction form
    416,233,503.60/624,145,951.50 = 205,901,172.69/x
  3. Step 3: Cross multiply
    416,233,503.60x = 624,145,951.50 × 205,901,172.69
  4. Step 4: Simplify right side
    416,233,503.60x = 128,512,383,343,565,856
  5. Step 5: Solve for x
    x = 128,512,383,343,565,856/416,233,503.60
  6. Step 6: Final answer
    x = 308,750,694.58

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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.