Home / 505,344,232.34-697,379,848.53-296,503,928.18

Finding the Fourth Proportional to 505,344,232.34, 697,379,848.53 and 296,503,928.18

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Solution

The fourth proportional to 505,344,232.34, 697,379,848.53 and 296,503,928.18 is: 409,178,241.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    505,344,232.34 : 697,379,848.53 = 296,503,928.18 : x
  2. Step 2: Convert to fraction form
    505,344,232.34/697,379,848.53 = 296,503,928.18/x
  3. Step 3: Cross multiply
    505,344,232.34x = 697,379,848.53 × 296,503,928.18
  4. Step 4: Simplify right side
    505,344,232.34x = 206,775,864,522,718,400
  5. Step 5: Solve for x
    x = 206,775,864,522,718,400/505,344,232.34
  6. Step 6: Final answer
    x = 409,178,241.86

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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.