Home / 1,273,640,579,545.70-1,910,729,218,763.40-413,047,644,926.71

Finding the Fourth Proportional to 1,273,640,579,545.70, 1,910,729,218,763.40 and 413,047,644,926.71

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Solution

The fourth proportional to 1,273,640,579,545.70, 1,910,729,218,763.40 and 413,047,644,926.71 is: 619,658,494,380.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,640,579,545.70 : 1,910,729,218,763.40 = 413,047,644,926.71 : x
  2. Step 2: Convert to fraction form
    1,273,640,579,545.70/1,910,729,218,763.40 = 413,047,644,926.71/x
  3. Step 3: Cross multiply
    1,273,640,579,545.70x = 1,910,729,218,763.40 × 413,047,644,926.71
  4. Step 4: Simplify right side
    1,273,640,579,545.70x = 789,222,203,902,874,783,580,160
  5. Step 5: Solve for x
    x = 789,222,203,902,874,783,580,160/1,273,640,579,545.70
  6. Step 6: Final answer
    x = 619,658,494,380.25

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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.