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Finding the Third Proportional to 28,948,979,776 and 63,024,100,496

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Solution

The third proportional to 28,948,979,776 and 63,024,100,496 is: 137,208,194,349.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,948,979,776 : 63,024,100,496 = 63,024,100,496 : x
  2. Step 2: Convert to fraction form
    28,948,979,776/63,024,100,496 = 63,024,100,496/x
  3. Step 3: Cross multiply
    28,948,979,776x = 63,024,100,496 × 63,024,100,496
  4. Step 4: Simplify right side
    28,948,979,776x = 3,972,037,243,329,907,261,440
  5. Step 5: Solve for x
    x = 3,972,037,243,329,907,261,440/28,948,979,776
  6. Step 6: Final answer
    x = 137,208,194,349.66

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.