Home / 171,072,110.40-256,104,280.80-161,106,388.80

Finding the Fourth Proportional to 171,072,110.40, 256,104,280.80 and 161,106,388.80

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Solution

The fourth proportional to 171,072,110.40, 256,104,280.80 and 161,106,388.80 is: 241,185,051.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,072,110.40 : 256,104,280.80 = 161,106,388.80 : x
  2. Step 2: Convert to fraction form
    171,072,110.40/256,104,280.80 = 161,106,388.80/x
  3. Step 3: Cross multiply
    171,072,110.40x = 256,104,280.80 × 161,106,388.80
  4. Step 4: Simplify right side
    171,072,110.40x = 41,260,035,835,909,184
  5. Step 5: Solve for x
    x = 41,260,035,835,909,184/171,072,110.40
  6. Step 6: Final answer
    x = 241,185,051.96

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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.