Home / 357,352,253.82-535,907,872.62-135,971,039.34

Finding the Fourth Proportional to 357,352,253.82, 535,907,872.62 and 135,971,039.34

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Solution

The fourth proportional to 357,352,253.82, 535,907,872.62 and 135,971,039.34 is: 203,910,706.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    357,352,253.82 : 535,907,872.62 = 135,971,039.34 : x
  2. Step 2: Convert to fraction form
    357,352,253.82/535,907,872.62 = 135,971,039.34/x
  3. Step 3: Cross multiply
    357,352,253.82x = 535,907,872.62 × 135,971,039.34
  4. Step 4: Simplify right side
    357,352,253.82x = 72,867,950,430,629,728
  5. Step 5: Solve for x
    x = 72,867,950,430,629,728/357,352,253.82
  6. Step 6: Final answer
    x = 203,910,706.18

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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.