Home / 345,790,029.38-531,175,781.53

Finding the Third Proportional to 345,790,029.38 and 531,175,781.53

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Solution

The third proportional to 345,790,029.38 and 531,175,781.53 is: 815,950,972.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    345,790,029.38 : 531,175,781.53 = 531,175,781.53 : x
  2. Step 2: Convert to fraction form
    345,790,029.38/531,175,781.53 = 531,175,781.53/x
  3. Step 3: Cross multiply
    345,790,029.38x = 531,175,781.53 × 531,175,781.53
  4. Step 4: Simplify right side
    345,790,029.38x = 282,147,710,885,334,240
  5. Step 5: Solve for x
    x = 282,147,710,885,334,240/345,790,029.38
  6. Step 6: Final answer
    x = 815,950,972.89

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.