Home / 179,334,160.80-268,434,370.80-128,315,824.80

Finding the Fourth Proportional to 179,334,160.80, 268,434,370.80 and 128,315,824.80

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Solution

The fourth proportional to 179,334,160.80, 268,434,370.80 and 128,315,824.80 is: 192,068,134.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,334,160.80 : 268,434,370.80 = 128,315,824.80 : x
  2. Step 2: Convert to fraction form
    179,334,160.80/268,434,370.80 = 128,315,824.80/x
  3. Step 3: Cross multiply
    179,334,160.80x = 268,434,370.80 × 128,315,824.80
  4. Step 4: Simplify right side
    179,334,160.80x = 34,444,377,693,871,036
  5. Step 5: Solve for x
    x = 34,444,377,693,871,036/179,334,160.80
  6. Step 6: Final answer
    x = 192,068,134.37

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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.