Home / 171,072,103.40-256,104,270.30-161,106,381.80

Finding the Fourth Proportional to 171,072,103.40, 256,104,270.30 and 161,106,381.80

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Solution

The fourth proportional to 171,072,103.40, 256,104,270.30 and 161,106,381.80 is: 241,185,041.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,072,103.40 : 256,104,270.30 = 161,106,381.80 : x
  2. Step 2: Convert to fraction form
    171,072,103.40/256,104,270.30 = 161,106,381.80/x
  3. Step 3: Cross multiply
    171,072,103.40x = 256,104,270.30 × 161,106,381.80
  4. Step 4: Simplify right side
    171,072,103.40x = 41,260,032,351,562,208
  5. Step 5: Solve for x
    x = 41,260,032,351,562,208/171,072,103.40
  6. Step 6: Final answer
    x = 241,185,041.46

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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.