Home / 383,684,045,766.89-529,463,006,451.91-210,035,592,728.68

Finding the Fourth Proportional to 383,684,045,766.89, 529,463,006,451.91 and 210,035,592,728.68

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Solution

The fourth proportional to 383,684,045,766.89, 529,463,006,451.91 and 210,035,592,728.68 is: 289,837,634,936.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,684,045,766.89 : 529,463,006,451.91 = 210,035,592,728.68 : x
  2. Step 2: Convert to fraction form
    383,684,045,766.89/529,463,006,451.91 = 210,035,592,728.68/x
  3. Step 3: Cross multiply
    383,684,045,766.89x = 529,463,006,451.91 × 210,035,592,728.68
  4. Step 4: Simplify right side
    383,684,045,766.89x = 111,206,076,388,035,837,034,496
  5. Step 5: Solve for x
    x = 111,206,076,388,035,837,034,496/383,684,045,766.89
  6. Step 6: Final answer
    x = 289,837,634,936.74

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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.