Home / 2,801,783,647.90-4,202,683,449.96-809,987,852.89

Finding the Fourth Proportional to 2,801,783,647.90, 4,202,683,449.96 and 809,987,852.89

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Solution

The fourth proportional to 2,801,783,647.90, 4,202,683,449.96 and 809,987,852.89 is: 1,214,984,085.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,801,783,647.90 : 4,202,683,449.96 = 809,987,852.89 : x
  2. Step 2: Convert to fraction form
    2,801,783,647.90/4,202,683,449.96 = 809,987,852.89/x
  3. Step 3: Cross multiply
    2,801,783,647.90x = 4,202,683,449.96 × 809,987,852.89
  4. Step 4: Simplify right side
    2,801,783,647.90x = 3,404,122,544,017,688,576
  5. Step 5: Solve for x
    x = 3,404,122,544,017,688,576/2,801,783,647.90
  6. Step 6: Final answer
    x = 1,214,984,085.79

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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.