Home / 193,163,131.16-289,863,874.26-89,513,016.74

Finding the Fourth Proportional to 193,163,131.16, 289,863,874.26 and 89,513,016.74

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Solution

The fourth proportional to 193,163,131.16, 289,863,874.26 and 89,513,016.74 is: 134,324,752.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,163,131.16 : 289,863,874.26 = 89,513,016.74 : x
  2. Step 2: Convert to fraction form
    193,163,131.16/289,863,874.26 = 89,513,016.74/x
  3. Step 3: Cross multiply
    193,163,131.16x = 289,863,874.26 × 89,513,016.74
  4. Step 4: Simplify right side
    193,163,131.16x = 25,946,589,828,956,632
  5. Step 5: Solve for x
    x = 25,946,589,828,956,632/193,163,131.16
  6. Step 6: Final answer
    x = 134,324,752.73

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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.