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Finding the Fourth Proportional to 377,131,143.80, 565,696,715.70 and 377,131,143.80

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Solution

The fourth proportional to 377,131,143.80, 565,696,715.70 and 377,131,143.80 is: 565,696,715.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,131,143.80 : 565,696,715.70 = 377,131,143.80 : x
  2. Step 2: Convert to fraction form
    377,131,143.80/565,696,715.70 = 377,131,143.80/x
  3. Step 3: Cross multiply
    377,131,143.80x = 565,696,715.70 × 377,131,143.80
  4. Step 4: Simplify right side
    377,131,143.80x = 213,341,849,435,844,448
  5. Step 5: Solve for x
    x = 213,341,849,435,844,448/377,131,143.80
  6. Step 6: Final answer
    x = 565,696,715.70

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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.