Home / 260,439,668.35-359,405,323.36-142,966,997.26

Finding the Fourth Proportional to 260,439,668.35, 359,405,323.36 and 142,966,997.26

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Solution

The fourth proportional to 260,439,668.35, 359,405,323.36 and 142,966,997.26 is: 197,293,677.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,439,668.35 : 359,405,323.36 = 142,966,997.26 : x
  2. Step 2: Convert to fraction form
    260,439,668.35/359,405,323.36 = 142,966,997.26/x
  3. Step 3: Cross multiply
    260,439,668.35x = 359,405,323.36 × 142,966,997.26
  4. Step 4: Simplify right side
    260,439,668.35x = 51,383,099,878,782,600
  5. Step 5: Solve for x
    x = 51,383,099,878,782,600/260,439,668.35
  6. Step 6: Final answer
    x = 197,293,677.28

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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.