Home / 699,944,581.04-1,049,183,485.21-326,144,288.24

Finding the Fourth Proportional to 699,944,581.04, 1,049,183,485.21 and 326,144,288.24

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Solution

The fourth proportional to 699,944,581.04, 1,049,183,485.21 and 326,144,288.24 is: 488,874,705.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,944,581.04 : 1,049,183,485.21 = 326,144,288.24 : x
  2. Step 2: Convert to fraction form
    699,944,581.04/1,049,183,485.21 = 326,144,288.24/x
  3. Step 3: Cross multiply
    699,944,581.04x = 1,049,183,485.21 × 326,144,288.24
  4. Step 4: Simplify right side
    699,944,581.04x = 342,185,201,016,057,920
  5. Step 5: Solve for x
    x = 342,185,201,016,057,920/699,944,581.04
  6. Step 6: Final answer
    x = 488,874,705.64

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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.