Home / 92,173,975.70-127,200,137.50-49,787,534.94

Finding the Fourth Proportional to 92,173,975.70, 127,200,137.50 and 49,787,534.94

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Solution

The fourth proportional to 92,173,975.70, 127,200,137.50 and 49,787,534.94 is: 68,706,825.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,173,975.70 : 127,200,137.50 = 49,787,534.94 : x
  2. Step 2: Convert to fraction form
    92,173,975.70/127,200,137.50 = 49,787,534.94/x
  3. Step 3: Cross multiply
    92,173,975.70x = 127,200,137.50 × 49,787,534.94
  4. Step 4: Simplify right side
    92,173,975.70x = 6,332,981,290,029,585
  5. Step 5: Solve for x
    x = 6,332,981,290,029,585/92,173,975.70
  6. Step 6: Final answer
    x = 68,706,825.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.