Home / 206,096,577.20-309,144,865.80-104,059,905.20

Finding the Fourth Proportional to 206,096,577.20, 309,144,865.80 and 104,059,905.20

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Solution

The fourth proportional to 206,096,577.20, 309,144,865.80 and 104,059,905.20 is: 156,089,857.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,096,577.20 : 309,144,865.80 = 104,059,905.20 : x
  2. Step 2: Convert to fraction form
    206,096,577.20/309,144,865.80 = 104,059,905.20/x
  3. Step 3: Cross multiply
    206,096,577.20x = 309,144,865.80 × 104,059,905.20
  4. Step 4: Simplify right side
    206,096,577.20x = 32,169,585,428,214,724
  5. Step 5: Solve for x
    x = 32,169,585,428,214,724/206,096,577.20
  6. Step 6: Final answer
    x = 156,089,857.80

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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.