Home / 694,537,516.80-958,426,575.12-412,292,022.12

Finding the Fourth Proportional to 694,537,516.80, 958,426,575.12 and 412,292,022.12

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Solution

The fourth proportional to 694,537,516.80, 958,426,575.12 and 412,292,022.12 is: 568,942,096.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,537,516.80 : 958,426,575.12 = 412,292,022.12 : x
  2. Step 2: Convert to fraction form
    694,537,516.80/958,426,575.12 = 412,292,022.12/x
  3. Step 3: Cross multiply
    694,537,516.80x = 958,426,575.12 × 412,292,022.12
  4. Step 4: Simplify right side
    694,537,516.80x = 395,151,630,709,770,880
  5. Step 5: Solve for x
    x = 395,151,630,709,770,880/694,537,516.80
  6. Step 6: Final answer
    x = 568,942,096.22

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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.