Home / 126,612,464.74-174,725,201.37-68,665,712.74

Finding the Fourth Proportional to 126,612,464.74, 174,725,201.37 and 68,665,712.74

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Solution

The fourth proportional to 126,612,464.74, 174,725,201.37 and 68,665,712.74 is: 94,758,683.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,612,464.74 : 174,725,201.37 = 68,665,712.74 : x
  2. Step 2: Convert to fraction form
    126,612,464.74/174,725,201.37 = 68,665,712.74/x
  3. Step 3: Cross multiply
    126,612,464.74x = 174,725,201.37 × 68,665,712.74
  4. Step 4: Simplify right side
    126,612,464.74x = 11,997,630,485,711,074
  5. Step 5: Solve for x
    x = 11,997,630,485,711,074/126,612,464.74
  6. Step 6: Final answer
    x = 94,758,683.60

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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.