Home / 374,062,633.80-516,222,376.74-209,050,198.44

Finding the Fourth Proportional to 374,062,633.80, 516,222,376.74 and 209,050,198.44

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Solution

The fourth proportional to 374,062,633.80, 516,222,376.74 and 209,050,198.44 is: 288,498,183.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,062,633.80 : 516,222,376.74 = 209,050,198.44 : x
  2. Step 2: Convert to fraction form
    374,062,633.80/516,222,376.74 = 209,050,198.44/x
  3. Step 3: Cross multiply
    374,062,633.80x = 516,222,376.74 × 209,050,198.44
  4. Step 4: Simplify right side
    374,062,633.80x = 107,916,390,296,665,440
  5. Step 5: Solve for x
    x = 107,916,390,296,665,440/374,062,633.80
  6. Step 6: Final answer
    x = 288,498,183.31

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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.