Home / 173,840,019.20-260,760,028.80-171,289,102.40

Finding the Fourth Proportional to 173,840,019.20, 260,760,028.80 and 171,289,102.40

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Solution

The fourth proportional to 173,840,019.20, 260,760,028.80 and 171,289,102.40 is: 256,933,653.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,840,019.20 : 260,760,028.80 = 171,289,102.40 : x
  2. Step 2: Convert to fraction form
    173,840,019.20/260,760,028.80 = 171,289,102.40/x
  3. Step 3: Cross multiply
    173,840,019.20x = 260,760,028.80 × 171,289,102.40
  4. Step 4: Simplify right side
    173,840,019.20x = 44,665,351,274,950,152
  5. Step 5: Solve for x
    x = 44,665,351,274,950,152/173,840,019.20
  6. Step 6: Final answer
    x = 256,933,653.60

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1.5x scale

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.