Home / 394,136,160.75-554,326,139.25

Finding the Third Proportional to 394,136,160.75 and 554,326,139.25

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Solution

The third proportional to 394,136,160.75 and 554,326,139.25 is: 779,622,626.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,136,160.75 : 554,326,139.25 = 554,326,139.25 : x
  2. Step 2: Convert to fraction form
    394,136,160.75/554,326,139.25 = 554,326,139.25/x
  3. Step 3: Cross multiply
    394,136,160.75x = 554,326,139.25 × 554,326,139.25
  4. Step 4: Simplify right side
    394,136,160.75x = 307,277,468,655,810,368
  5. Step 5: Solve for x
    x = 307,277,468,655,810,368/394,136,160.75
  6. Step 6: Final answer
    x = 779,622,626.03

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.