Home / 383,624,406.79-529,400,685.62-214,076,866.83

Finding the Fourth Proportional to 383,624,406.79, 529,400,685.62 and 214,076,866.83

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Solution

The fourth proportional to 383,624,406.79, 529,400,685.62 and 214,076,866.83 is: 295,425,520.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    383,624,406.79 : 529,400,685.62 = 214,076,866.83 : x
  2. Step 2: Convert to fraction form
    383,624,406.79/529,400,685.62 = 214,076,866.83/x
  3. Step 3: Cross multiply
    383,624,406.79x = 529,400,685.62 × 214,076,866.83
  4. Step 4: Simplify right side
    383,624,406.79x = 113,332,440,071,466,048
  5. Step 5: Solve for x
    x = 113,332,440,071,466,048/383,624,406.79
  6. Step 6: Final answer
    x = 295,425,520.55

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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.