Home / 383,865,470,389.44-529,479,279,281.20-246,861,509,482.64

Finding the Fourth Proportional to 383,865,470,389.44, 529,479,279,281.20 and 246,861,509,482.64

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Solution

The fourth proportional to 383,865,470,389.44, 529,479,279,281.20 and 246,861,509,482.64 is: 340,504,849,239.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,865,470,389.44 : 529,479,279,281.20 = 246,861,509,482.64 : x
  2. Step 2: Convert to fraction form
    383,865,470,389.44/529,479,279,281.20 = 246,861,509,482.64/x
  3. Step 3: Cross multiply
    383,865,470,389.44x = 529,479,279,281.20 × 246,861,509,482.64
  4. Step 4: Simplify right side
    383,865,470,389.44x = 130,708,054,123,137,355,218,944
  5. Step 5: Solve for x
    x = 130,708,054,123,137,355,218,944/383,865,470,389.44
  6. Step 6: Final answer
    x = 340,504,849,239.32

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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.