Home / 371,119,150.42-512,114,560.56-214,496,401.84

Finding the Fourth Proportional to 371,119,150.42, 512,114,560.56 and 214,496,401.84

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Solution

The fourth proportional to 371,119,150.42, 512,114,560.56 and 214,496,401.84 is: 295,987,772.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,119,150.42 : 512,114,560.56 = 214,496,401.84 : x
  2. Step 2: Convert to fraction form
    371,119,150.42/512,114,560.56 = 214,496,401.84/x
  3. Step 3: Cross multiply
    371,119,150.42x = 512,114,560.56 × 214,496,401.84
  4. Step 4: Simplify right side
    371,119,150.42x = 109,846,730,569,992,784
  5. Step 5: Solve for x
    x = 109,846,730,569,992,784/371,119,150.42
  6. Step 6: Final answer
    x = 295,987,772.24

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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.