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Finding the Third Proportional to 2,156,412,552 and 3,081,563,808

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Solution

The third proportional to 2,156,412,552 and 3,081,563,808 is: 4,403,626,520.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,156,412,552 : 3,081,563,808 = 3,081,563,808 : x
  2. Step 2: Convert to fraction form
    2,156,412,552/3,081,563,808 = 3,081,563,808/x
  3. Step 3: Cross multiply
    2,156,412,552x = 3,081,563,808 × 3,081,563,808
  4. Step 4: Simplify right side
    2,156,412,552x = 9,496,035,502,775,459,840
  5. Step 5: Solve for x
    x = 9,496,035,502,775,459,840/2,156,412,552
  6. Step 6: Final answer
    x = 4,403,626,520.34

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.