Home / 463,320,962.07-639,395,413.71-272,595,292.90

Finding the Fourth Proportional to 463,320,962.07, 639,395,413.71 and 272,595,292.90

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Solution

The fourth proportional to 463,320,962.07, 639,395,413.71 and 272,595,292.90 is: 376,188,850.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,320,962.07 : 639,395,413.71 = 272,595,292.90 : x
  2. Step 2: Convert to fraction form
    463,320,962.07/639,395,413.71 = 272,595,292.90/x
  3. Step 3: Cross multiply
    463,320,962.07x = 639,395,413.71 × 272,595,292.90
  4. Step 4: Simplify right side
    463,320,962.07x = 174,296,180,075,315,648
  5. Step 5: Solve for x
    x = 174,296,180,075,315,648/463,320,962.07
  6. Step 6: Final answer
    x = 376,188,850.37

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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.