Home / 117,396,680.40-176,095,020.60-106,815,099.60

Finding the Fourth Proportional to 117,396,680.40, 176,095,020.60 and 106,815,099.60

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Solution

The fourth proportional to 117,396,680.40, 176,095,020.60 and 106,815,099.60 is: 160,222,649.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,396,680.40 : 176,095,020.60 = 106,815,099.60 : x
  2. Step 2: Convert to fraction form
    117,396,680.40/176,095,020.60 = 106,815,099.60/x
  3. Step 3: Cross multiply
    117,396,680.40x = 176,095,020.60 × 106,815,099.60
  4. Step 4: Simplify right side
    117,396,680.40x = 18,809,607,164,453,052
  5. Step 5: Solve for x
    x = 18,809,607,164,453,052/117,396,680.40
  6. Step 6: Final answer
    x = 160,222,649.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.