Home / 353,881,173.38-530,821,805.63

Finding the Third Proportional to 353,881,173.38 and 530,821,805.63

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Solution

The third proportional to 353,881,173.38 and 530,821,805.63 is: 796,232,776.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,881,173.38 : 530,821,805.63 = 530,821,805.63 : x
  2. Step 2: Convert to fraction form
    353,881,173.38/530,821,805.63 = 530,821,805.63/x
  3. Step 3: Cross multiply
    353,881,173.38x = 530,821,805.63 × 530,821,805.63
  4. Step 4: Simplify right side
    353,881,173.38x = 281,771,789,326,985,280
  5. Step 5: Solve for x
    x = 281,771,789,326,985,280/353,881,173.38
  6. Step 6: Final answer
    x = 796,232,776.78

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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.