Home / 190,702,424,296.27-262,992,571,575.84-139,179,373,464.15

Finding the Fourth Proportional to 190,702,424,296.27, 262,992,571,575.84 and 139,179,373,464.15

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Solution

The fourth proportional to 190,702,424,296.27, 262,992,571,575.84 and 139,179,373,464.15 is: 191,938,521,351.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,702,424,296.27 : 262,992,571,575.84 = 139,179,373,464.15 : x
  2. Step 2: Convert to fraction form
    190,702,424,296.27/262,992,571,575.84 = 139,179,373,464.15/x
  3. Step 3: Cross multiply
    190,702,424,296.27x = 262,992,571,575.84 × 139,179,373,464.15
  4. Step 4: Simplify right side
    190,702,424,296.27x = 36,603,141,337,651,032,883,200
  5. Step 5: Solve for x
    x = 36,603,141,337,651,032,883,200/190,702,424,296.27
  6. Step 6: Final answer
    x = 191,938,521,351.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.