Home / 48,492,081.70-72,738,122.55-43,230,815.80

Finding the Fourth Proportional to 48,492,081.70, 72,738,122.55 and 43,230,815.80

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Solution

The fourth proportional to 48,492,081.70, 72,738,122.55 and 43,230,815.80 is: 64,846,223.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,492,081.70 : 72,738,122.55 = 43,230,815.80 : x
  2. Step 2: Convert to fraction form
    48,492,081.70/72,738,122.55 = 43,230,815.80/x
  3. Step 3: Cross multiply
    48,492,081.70x = 72,738,122.55 × 43,230,815.80
  4. Step 4: Simplify right side
    48,492,081.70x = 3,144,528,377,596,876
  5. Step 5: Solve for x
    x = 3,144,528,377,596,876/48,492,081.70
  6. Step 6: Final answer
    x = 64,846,223.70

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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.