Home / 366,305,522.16-505,504,813.30-199,041,782.81

Finding the Fourth Proportional to 366,305,522.16, 505,504,813.30 and 199,041,782.81

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Solution

The fourth proportional to 366,305,522.16, 505,504,813.30 and 199,041,782.81 is: 274,679,395.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,305,522.16 : 505,504,813.30 = 199,041,782.81 : x
  2. Step 2: Convert to fraction form
    366,305,522.16/505,504,813.30 = 199,041,782.81/x
  3. Step 3: Cross multiply
    366,305,522.16x = 505,504,813.30 × 199,041,782.81
  4. Step 4: Simplify right side
    366,305,522.16x = 100,616,579,258,931,008
  5. Step 5: Solve for x
    x = 100,616,579,258,931,008/366,305,522.16
  6. Step 6: Final answer
    x = 274,679,395.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.