Home / 383,684,045,765.89-529,463,006,450.53-210,035,592,727.68

Finding the Fourth Proportional to 383,684,045,765.89, 529,463,006,450.53 and 210,035,592,727.68

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Solution

The fourth proportional to 383,684,045,765.89, 529,463,006,450.53 and 210,035,592,727.68 is: 289,837,634,935.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,684,045,765.89 : 529,463,006,450.53 = 210,035,592,727.68 : x
  2. Step 2: Convert to fraction form
    383,684,045,765.89/529,463,006,450.53 = 210,035,592,727.68/x
  3. Step 3: Cross multiply
    383,684,045,765.89x = 529,463,006,450.53 × 210,035,592,727.68
  4. Step 4: Simplify right side
    383,684,045,765.89x = 111,206,076,387,216,521,691,136
  5. Step 5: Solve for x
    x = 111,206,076,387,216,521,691,136/383,684,045,765.89
  6. Step 6: Final answer
    x = 289,837,634,935.36

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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.