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Finding the Third Proportional to 142,122,450,024 and 316,021,451,355

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Solution

The third proportional to 142,122,450,024 and 316,021,451,355 is: 702,700,788,648.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,122,450,024 : 316,021,451,355 = 316,021,451,355 : x
  2. Step 2: Convert to fraction form
    142,122,450,024/316,021,451,355 = 316,021,451,355/x
  3. Step 3: Cross multiply
    142,122,450,024x = 316,021,451,355 × 316,021,451,355
  4. Step 4: Simplify right side
    142,122,450,024x = 99,869,557,716,520,632,582,144
  5. Step 5: Solve for x
    x = 99,869,557,716,520,632,582,144/142,122,450,024
  6. Step 6: Final answer
    x = 702,700,788,648.49

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.