Home / 436,146,990.35-654,226,183.97-145,014,113.12

Finding the Fourth Proportional to 436,146,990.35, 654,226,183.97 and 145,014,113.12

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Solution

The fourth proportional to 436,146,990.35, 654,226,183.97 and 145,014,113.12 is: 217,523,064.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,146,990.35 : 654,226,183.97 = 145,014,113.12 : x
  2. Step 2: Convert to fraction form
    436,146,990.35/654,226,183.97 = 145,014,113.12/x
  3. Step 3: Cross multiply
    436,146,990.35x = 654,226,183.97 × 145,014,113.12
  4. Step 4: Simplify right side
    436,146,990.35x = 94,872,029,848,291,520
  5. Step 5: Solve for x
    x = 94,872,029,848,291,520/436,146,990.35
  6. Step 6: Final answer
    x = 217,523,064.35

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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.