Home / 481,552,807.90-722,329,211.85-118,047,163.90

Finding the Fourth Proportional to 481,552,807.90, 722,329,211.85 and 118,047,163.90

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Solution

The fourth proportional to 481,552,807.90, 722,329,211.85 and 118,047,163.90 is: 177,070,745.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,552,807.90 : 722,329,211.85 = 118,047,163.90 : x
  2. Step 2: Convert to fraction form
    481,552,807.90/722,329,211.85 = 118,047,163.90/x
  3. Step 3: Cross multiply
    481,552,807.90x = 722,329,211.85 × 118,047,163.90
  4. Step 4: Simplify right side
    481,552,807.90x = 85,268,914,861,014,784
  5. Step 5: Solve for x
    x = 85,268,914,861,014,784/481,552,807.90
  6. Step 6: Final answer
    x = 177,070,745.85

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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.