Home / 117,735,450.76-162,474,922.47-65,536,817.54

Finding the Fourth Proportional to 117,735,450.76, 162,474,922.47 and 65,536,817.54

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Solution

The fourth proportional to 117,735,450.76, 162,474,922.47 and 65,536,817.54 is: 90,440,808.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,735,450.76 : 162,474,922.47 = 65,536,817.54 : x
  2. Step 2: Convert to fraction form
    117,735,450.76/162,474,922.47 = 65,536,817.54/x
  3. Step 3: Cross multiply
    117,735,450.76x = 162,474,922.47 × 65,536,817.54
  4. Step 4: Simplify right side
    117,735,450.76x = 10,648,089,348,742,036
  5. Step 5: Solve for x
    x = 10,648,089,348,742,036/117,735,450.76
  6. Step 6: Final answer
    x = 90,440,808.44

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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.