Home / 746,209,084.38-1,029,769,910.55-416,205,493.98

Finding the Fourth Proportional to 746,209,084.38, 1,029,769,910.55 and 416,205,493.98

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Solution

The fourth proportional to 746,209,084.38, 1,029,769,910.55 and 416,205,493.98 is: 574,364,348.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    746,209,084.38 : 1,029,769,910.55 = 416,205,493.98 : x
  2. Step 2: Convert to fraction form
    746,209,084.38/1,029,769,910.55 = 416,205,493.98/x
  3. Step 3: Cross multiply
    746,209,084.38x = 1,029,769,910.55 × 416,205,493.98
  4. Step 4: Simplify right side
    746,209,084.38x = 428,595,894,306,203,136
  5. Step 5: Solve for x
    x = 428,595,894,306,203,136/746,209,084.38
  6. Step 6: Final answer
    x = 574,364,348.11

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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.