Home / 1,621,690,524.98-2,432,290,005.78-441,362,982.42

Finding the Fourth Proportional to 1,621,690,524.98, 2,432,290,005.78 and 441,362,982.42

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Solution

The fourth proportional to 1,621,690,524.98, 2,432,290,005.78 and 441,362,982.42 is: 661,977,581.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,690,524.98 : 2,432,290,005.78 = 441,362,982.42 : x
  2. Step 2: Convert to fraction form
    1,621,690,524.98/2,432,290,005.78 = 441,362,982.42/x
  3. Step 3: Cross multiply
    1,621,690,524.98x = 2,432,290,005.78 × 441,362,982.42
  4. Step 4: Simplify right side
    1,621,690,524.98x = 1,073,522,771,061,420,032
  5. Step 5: Solve for x
    x = 1,073,522,771,061,420,032/1,621,690,524.98
  6. Step 6: Final answer
    x = 661,977,581.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.