Home / 633,861,378.90-950,792,068.35-416,183,145.30

Finding the Fourth Proportional to 633,861,378.90, 950,792,068.35 and 416,183,145.30

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Solution

The fourth proportional to 633,861,378.90, 950,792,068.35 and 416,183,145.30 is: 624,274,717.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    633,861,378.90 : 950,792,068.35 = 416,183,145.30 : x
  2. Step 2: Convert to fraction form
    633,861,378.90/950,792,068.35 = 416,183,145.30/x
  3. Step 3: Cross multiply
    633,861,378.90x = 950,792,068.35 × 416,183,145.30
  4. Step 4: Simplify right side
    633,861,378.90x = 395,703,633,532,195,584
  5. Step 5: Solve for x
    x = 395,703,633,532,195,584/633,861,378.90
  6. Step 6: Final answer
    x = 624,274,717.95

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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.