Home / 259,615,845.96-358,255,673.86-142,118,445.80

Finding the Fourth Proportional to 259,615,845.96, 358,255,673.86 and 142,118,445.80

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Solution

The fourth proportional to 259,615,845.96, 358,255,673.86 and 142,118,445.80 is: 196,115,685.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,615,845.96 : 358,255,673.86 = 142,118,445.80 : x
  2. Step 2: Convert to fraction form
    259,615,845.96/358,255,673.86 = 142,118,445.80/x
  3. Step 3: Cross multiply
    259,615,845.96x = 358,255,673.86 × 142,118,445.80
  4. Step 4: Simplify right side
    259,615,845.96x = 50,914,739,568,014,896
  5. Step 5: Solve for x
    x = 50,914,739,568,014,896/259,615,845.96
  6. Step 6: Final answer
    x = 196,115,685.39

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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.