Home / 49,351,973,342.60-68,105,723,212.78-28,230,382,238.60

Finding the Fourth Proportional to 49,351,973,342.60, 68,105,723,212.78 and 28,230,382,238.60

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Solution

The fourth proportional to 49,351,973,342.60, 68,105,723,212.78 and 28,230,382,238.60 is: 38,957,927,489.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,351,973,342.60 : 68,105,723,212.78 = 28,230,382,238.60 : x
  2. Step 2: Convert to fraction form
    49,351,973,342.60/68,105,723,212.78 = 28,230,382,238.60/x
  3. Step 3: Cross multiply
    49,351,973,342.60x = 68,105,723,212.78 × 28,230,382,238.60
  4. Step 4: Simplify right side
    49,351,973,342.60x = 1,922,650,598,932,731,658,240
  5. Step 5: Solve for x
    x = 1,922,650,598,932,731,658,240/49,351,973,342.60
  6. Step 6: Final answer
    x = 38,957,927,489.26

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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.