Home / 484,821,907.79-669,056,276.03-273,131,278.43

Finding the Fourth Proportional to 484,821,907.79, 669,056,276.03 and 273,131,278.43

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Solution

The fourth proportional to 484,821,907.79, 669,056,276.03 and 273,131,278.43 is: 376,922,315.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,821,907.79 : 669,056,276.03 = 273,131,278.43 : x
  2. Step 2: Convert to fraction form
    484,821,907.79/669,056,276.03 = 273,131,278.43/x
  3. Step 3: Cross multiply
    484,821,907.79x = 669,056,276.03 × 273,131,278.43
  4. Step 4: Simplify right side
    484,821,907.79x = 182,740,196,008,977,920
  5. Step 5: Solve for x
    x = 182,740,196,008,977,920/484,821,907.79
  6. Step 6: Final answer
    x = 376,922,315.34

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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.