Home / 273,622,677.75-424,039,890.38

Finding the Third Proportional to 273,622,677.75 and 424,039,890.38

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Solution

The third proportional to 273,622,677.75 and 424,039,890.38 is: 657,145,197.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,622,677.75 : 424,039,890.38 = 424,039,890.38 : x
  2. Step 2: Convert to fraction form
    273,622,677.75/424,039,890.38 = 424,039,890.38/x
  3. Step 3: Cross multiply
    273,622,677.75x = 424,039,890.38 × 424,039,890.38
  4. Step 4: Simplify right side
    273,622,677.75x = 179,809,828,629,242,016
  5. Step 5: Solve for x
    x = 179,809,828,629,242,016/273,622,677.75
  6. Step 6: Final answer
    x = 657,145,197.57

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.