Home / 629,873,271.80-944,809,907.70-199,051,767.80

Finding the Fourth Proportional to 629,873,271.80, 944,809,907.70 and 199,051,767.80

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Solution

The fourth proportional to 629,873,271.80, 944,809,907.70 and 199,051,767.80 is: 298,577,651.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,873,271.80 : 944,809,907.70 = 199,051,767.80 : x
  2. Step 2: Convert to fraction form
    629,873,271.80/944,809,907.70 = 199,051,767.80/x
  3. Step 3: Cross multiply
    629,873,271.80x = 944,809,907.70 × 199,051,767.80
  4. Step 4: Simplify right side
    629,873,271.80x = 188,066,082,362,639,840
  5. Step 5: Solve for x
    x = 188,066,082,362,639,840/629,873,271.80
  6. Step 6: Final answer
    x = 298,577,651.70

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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.