Home / 219,912,245.11-303,470,583.64-122,133,399.67

Finding the Fourth Proportional to 219,912,245.11, 303,470,583.64 and 122,133,399.67

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Solution

The fourth proportional to 219,912,245.11, 303,470,583.64 and 122,133,399.67 is: 168,539,473.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,912,245.11 : 303,470,583.64 = 122,133,399.67 : x
  2. Step 2: Convert to fraction form
    219,912,245.11/303,470,583.64 = 122,133,399.67/x
  3. Step 3: Cross multiply
    219,912,245.11x = 303,470,583.64 × 122,133,399.67
  4. Step 4: Simplify right side
    219,912,245.11x = 37,063,894,079,792,280
  5. Step 5: Solve for x
    x = 37,063,894,079,792,280/219,912,245.11
  6. Step 6: Final answer
    x = 168,539,473.83

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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.