Home / 1,365,216,163.02-2,047,915,050.81-479,794,436.42

Finding the Fourth Proportional to 1,365,216,163.02, 2,047,915,050.81 and 479,794,436.42

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Solution

The fourth proportional to 1,365,216,163.02, 2,047,915,050.81 and 479,794,436.42 is: 719,723,567.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,216,163.02 : 2,047,915,050.81 = 479,794,436.42 : x
  2. Step 2: Convert to fraction form
    1,365,216,163.02/2,047,915,050.81 = 479,794,436.42/x
  3. Step 3: Cross multiply
    1,365,216,163.02x = 2,047,915,050.81 × 479,794,436.42
  4. Step 4: Simplify right side
    1,365,216,163.02x = 982,578,247,639,419,648
  5. Step 5: Solve for x
    x = 982,578,247,639,419,648/1,365,216,163.02
  6. Step 6: Final answer
    x = 719,723,567.78

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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.