Home / 5,318,784,004.85-7,978,176,007.28-2,002,592,164.85

Finding the Fourth Proportional to 5,318,784,004.85, 7,978,176,007.28 and 2,002,592,164.85

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Solution

The fourth proportional to 5,318,784,004.85, 7,978,176,007.28 and 2,002,592,164.85 is: 3,003,888,247.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,318,784,004.85 : 7,978,176,007.28 = 2,002,592,164.85 : x
  2. Step 2: Convert to fraction form
    5,318,784,004.85/7,978,176,007.28 = 2,002,592,164.85/x
  3. Step 3: Cross multiply
    5,318,784,004.85x = 7,978,176,007.28 × 2,002,592,164.85
  4. Step 4: Simplify right side
    5,318,784,004.85x = 15,977,032,761,963,169,792
  5. Step 5: Solve for x
    x = 15,977,032,761,963,169,792/5,318,784,004.85
  6. Step 6: Final answer
    x = 3,003,888,247.28

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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.