Home / 304,758,497.21-420,559,572.98-179,318,817.77

Finding the Fourth Proportional to 304,758,497.21, 420,559,572.98 and 179,318,817.77

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Solution

The fourth proportional to 304,758,497.21, 420,559,572.98 and 179,318,817.77 is: 247,455,759.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,758,497.21 : 420,559,572.98 = 179,318,817.77 : x
  2. Step 2: Convert to fraction form
    304,758,497.21/420,559,572.98 = 179,318,817.77/x
  3. Step 3: Cross multiply
    304,758,497.21x = 420,559,572.98 × 179,318,817.77
  4. Step 4: Simplify right side
    304,758,497.21x = 75,414,245,426,975,136
  5. Step 5: Solve for x
    x = 75,414,245,426,975,136/304,758,497.21
  6. Step 6: Final answer
    x = 247,455,759.62

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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.