Home / 80,662,772,103.54-111,324,386,541.60-45,909,042,400.14

Finding the Fourth Proportional to 80,662,772,103.54, 111,324,386,541.60 and 45,909,042,400.14

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Solution

The fourth proportional to 80,662,772,103.54, 111,324,386,541.60 and 45,909,042,400.14 is: 63,360,033,986.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,662,772,103.54 : 111,324,386,541.60 = 45,909,042,400.14 : x
  2. Step 2: Convert to fraction form
    80,662,772,103.54/111,324,386,541.60 = 45,909,042,400.14/x
  3. Step 3: Cross multiply
    80,662,772,103.54x = 111,324,386,541.60 × 45,909,042,400.14
  4. Step 4: Simplify right side
    80,662,772,103.54x = 5,110,795,981,907,889,750,016
  5. Step 5: Solve for x
    x = 5,110,795,981,907,889,750,016/80,662,772,103.54
  6. Step 6: Final answer
    x = 63,360,033,986.28

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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.