Home / 1,273,640,579,607.50-1,910,729,218,856.20-413,047,644,988.65

Finding the Fourth Proportional to 1,273,640,579,607.50, 1,910,729,218,856.20 and 413,047,644,988.65

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Solution

The fourth proportional to 1,273,640,579,607.50, 1,910,729,218,856.20 and 413,047,644,988.65 is: 619,658,494,473.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,640,579,607.50 : 1,910,729,218,856.20 = 413,047,644,988.65 : x
  2. Step 2: Convert to fraction form
    1,273,640,579,607.50/1,910,729,218,856.20 = 413,047,644,988.65/x
  3. Step 3: Cross multiply
    1,273,640,579,607.50x = 1,910,729,218,856.20 × 413,047,644,988.65
  4. Step 4: Simplify right side
    1,273,640,579,607.50x = 789,222,204,059,556,264,280,064
  5. Step 5: Solve for x
    x = 789,222,204,059,556,264,280,064/1,273,640,579,607.50
  6. Step 6: Final answer
    x = 619,658,494,473.20

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Double scale
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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.