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Finding the Third Proportional to 29,163,315 and 63,819,078

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Solution

The third proportional to 29,163,315 and 63,819,078 is: 139,657,467.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,163,315 : 63,819,078 = 63,819,078 : x
  2. Step 2: Convert to fraction form
    29,163,315/63,819,078 = 63,819,078/x
  3. Step 3: Cross multiply
    29,163,315x = 63,819,078 × 63,819,078
  4. Step 4: Simplify right side
    29,163,315x = 4,072,874,716,770,084
  5. Step 5: Solve for x
    x = 4,072,874,716,770,084/29,163,315
  6. Step 6: Final answer
    x = 139,657,467.50

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.