Home / 274,153,611.20-411,902,263.20-206,129,163.20

Finding the Fourth Proportional to 274,153,611.20, 411,902,263.20 and 206,129,163.20

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Solution

The fourth proportional to 274,153,611.20, 411,902,263.20 and 206,129,163.20 is: 309,698,889.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,153,611.20 : 411,902,263.20 = 206,129,163.20 : x
  2. Step 2: Convert to fraction form
    274,153,611.20/411,902,263.20 = 206,129,163.20/x
  3. Step 3: Cross multiply
    274,153,611.20x = 411,902,263.20 × 206,129,163.20
  4. Step 4: Simplify right side
    274,153,611.20x = 84,905,068,833,602,144
  5. Step 5: Solve for x
    x = 84,905,068,833,602,144/274,153,611.20
  6. Step 6: Final answer
    x = 309,698,889.11

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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.