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Finding the Third Proportional to 3,631,878,007.50 and 7,820,774,439

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Solution

The third proportional to 3,631,878,007.50 and 7,820,774,439 is: 16,841,015,226.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,631,878,007.50 : 7,820,774,439 = 7,820,774,439 : x
  2. Step 2: Convert to fraction form
    3,631,878,007.50/7,820,774,439 = 7,820,774,439/x
  3. Step 3: Cross multiply
    3,631,878,007.50x = 7,820,774,439 × 7,820,774,439
  4. Step 4: Simplify right side
    3,631,878,007.50x = 61,164,512,825,715,761,152
  5. Step 5: Solve for x
    x = 61,164,512,825,715,761,152/3,631,878,007.50
  6. Step 6: Final answer
    x = 16,841,015,226.67

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.