Home / 69,776,380.78-104,680,320.53-23,089,747.28

Finding the Fourth Proportional to 69,776,380.78, 104,680,320.53 and 23,089,747.28

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Solution

The fourth proportional to 69,776,380.78, 104,680,320.53 and 23,089,747.28 is: 34,639,832.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,776,380.78 : 104,680,320.53 = 23,089,747.28 : x
  2. Step 2: Convert to fraction form
    69,776,380.78/104,680,320.53 = 23,089,747.28/x
  3. Step 3: Cross multiply
    69,776,380.78x = 104,680,320.53 × 23,089,747.28
  4. Step 4: Simplify right side
    69,776,380.78x = 2,417,042,145,588,245.50
  5. Step 5: Solve for x
    x = 2,417,042,145,588,245.50/69,776,380.78
  6. Step 6: Final answer
    x = 34,639,832.54

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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.