Home / 1,273,640,579,544.90-1,910,729,218,762.30-413,047,644,925.96

Finding the Fourth Proportional to 1,273,640,579,544.90, 1,910,729,218,762.30 and 413,047,644,925.96

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Solution

The fourth proportional to 1,273,640,579,544.90, 1,910,729,218,762.30 and 413,047,644,925.96 is: 619,658,494,379.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,640,579,544.90 : 1,910,729,218,762.30 = 413,047,644,925.96 : x
  2. Step 2: Convert to fraction form
    1,273,640,579,544.90/1,910,729,218,762.30 = 413,047,644,925.96/x
  3. Step 3: Cross multiply
    1,273,640,579,544.90x = 1,910,729,218,762.30 × 413,047,644,925.96
  4. Step 4: Simplify right side
    1,273,640,579,544.90x = 789,222,203,900,987,548,106,752
  5. Step 5: Solve for x
    x = 789,222,203,900,987,548,106,752/1,273,640,579,544.90
  6. Step 6: Final answer
    x = 619,658,494,379.16

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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.