Home / 1,365,216,160.26-2,047,915,046.68-479,794,433.66

Finding the Fourth Proportional to 1,365,216,160.26, 2,047,915,046.68 and 479,794,433.66

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Solution

The fourth proportional to 1,365,216,160.26, 2,047,915,046.68 and 479,794,433.66 is: 719,723,563.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,216,160.26 : 2,047,915,046.68 = 479,794,433.66 : x
  2. Step 2: Convert to fraction form
    1,365,216,160.26/2,047,915,046.68 = 479,794,433.66/x
  3. Step 3: Cross multiply
    1,365,216,160.26x = 2,047,915,046.68 × 479,794,433.66
  4. Step 4: Simplify right side
    1,365,216,160.26x = 982,578,240,001,863,680
  5. Step 5: Solve for x
    x = 982,578,240,001,863,680/1,365,216,160.26
  6. Step 6: Final answer
    x = 719,723,563.64

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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.