Home / 69,984,010.40-104,976,015.60-48,412,608.80

Finding the Fourth Proportional to 69,984,010.40, 104,976,015.60 and 48,412,608.80

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Solution

The fourth proportional to 69,984,010.40, 104,976,015.60 and 48,412,608.80 is: 72,618,913.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,984,010.40 : 104,976,015.60 = 48,412,608.80 : x
  2. Step 2: Convert to fraction form
    69,984,010.40/104,976,015.60 = 48,412,608.80/x
  3. Step 3: Cross multiply
    69,984,010.40x = 104,976,015.60 × 48,412,608.80
  4. Step 4: Simplify right side
    69,984,010.40x = 5,082,162,776,625,497
  5. Step 5: Solve for x
    x = 5,082,162,776,625,497/69,984,010.40
  6. Step 6: Final answer
    x = 72,618,913.20

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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.