Home / 171,601,233.90-257,401,850.85-102,726,480.30

Finding the Fourth Proportional to 171,601,233.90, 257,401,850.85 and 102,726,480.30

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Solution

The fourth proportional to 171,601,233.90, 257,401,850.85 and 102,726,480.30 is: 154,089,720.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,601,233.90 : 257,401,850.85 = 102,726,480.30 : x
  2. Step 2: Convert to fraction form
    171,601,233.90/257,401,850.85 = 102,726,480.30/x
  3. Step 3: Cross multiply
    171,601,233.90x = 257,401,850.85 × 102,726,480.30
  4. Step 4: Simplify right side
    171,601,233.90x = 26,441,986,160,526,060
  5. Step 5: Solve for x
    x = 26,441,986,160,526,060/171,601,233.90
  6. Step 6: Final answer
    x = 154,089,720.45

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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.