Home / 3,153,192,125.78-4,349,354,805.33-2,022,370,739.48

Finding the Fourth Proportional to 3,153,192,125.78, 4,349,354,805.33 and 2,022,370,739.48

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Solution

The fourth proportional to 3,153,192,125.78, 4,349,354,805.33 and 2,022,370,739.48 is: 2,789,556,596.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,153,192,125.78 : 4,349,354,805.33 = 2,022,370,739.48 : x
  2. Step 2: Convert to fraction form
    3,153,192,125.78/4,349,354,805.33 = 2,022,370,739.48/x
  3. Step 3: Cross multiply
    3,153,192,125.78x = 4,349,354,805.33 × 2,022,370,739.48
  4. Step 4: Simplify right side
    3,153,192,125.78x = 8,796,007,893,916,123,136
  5. Step 5: Solve for x
    x = 8,796,007,893,916,123,136/3,153,192,125.78
  6. Step 6: Final answer
    x = 2,789,556,596.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.