Home / 192,492,078.30-288,738,117.45-149,493,908.70

Finding the Fourth Proportional to 192,492,078.30, 288,738,117.45 and 149,493,908.70

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Solution

The fourth proportional to 192,492,078.30, 288,738,117.45 and 149,493,908.70 is: 224,240,863.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,492,078.30 : 288,738,117.45 = 149,493,908.70 : x
  2. Step 2: Convert to fraction form
    192,492,078.30/288,738,117.45 = 149,493,908.70/x
  3. Step 3: Cross multiply
    192,492,078.30x = 288,738,117.45 × 149,493,908.70
  4. Step 4: Simplify right side
    192,492,078.30x = 43,164,589,768,280,168
  5. Step 5: Solve for x
    x = 43,164,589,768,280,168/192,492,078.30
  6. Step 6: Final answer
    x = 224,240,863.05

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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.