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Finding the Third Proportional to 155,487,448 and 359,962,972

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Solution

The third proportional to 155,487,448 and 359,962,972 is: 833,336,342.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,487,448 : 359,962,972 = 359,962,972 : x
  2. Step 2: Convert to fraction form
    155,487,448/359,962,972 = 359,962,972/x
  3. Step 3: Cross multiply
    155,487,448x = 359,962,972 × 359,962,972
  4. Step 4: Simplify right side
    155,487,448x = 129,573,341,211,072,784
  5. Step 5: Solve for x
    x = 129,573,341,211,072,784/155,487,448
  6. Step 6: Final answer
    x = 833,336,342.44

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.