Home / 225,829,072.80-338,743,609.20-122,516,942.40

Finding the Fourth Proportional to 225,829,072.80, 338,743,609.20 and 122,516,942.40

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Solution

The fourth proportional to 225,829,072.80, 338,743,609.20 and 122,516,942.40 is: 183,775,413.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,829,072.80 : 338,743,609.20 = 122,516,942.40 : x
  2. Step 2: Convert to fraction form
    225,829,072.80/338,743,609.20 = 122,516,942.40/x
  3. Step 3: Cross multiply
    225,829,072.80x = 338,743,609.20 × 122,516,942.40
  4. Step 4: Simplify right side
    225,829,072.80x = 41,501,831,256,724,512
  5. Step 5: Solve for x
    x = 41,501,831,256,724,512/225,829,072.80
  6. Step 6: Final answer
    x = 183,775,413.60

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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.