Home / 262,647,047.21-362,446,603.22-143,564,296.19

Finding the Fourth Proportional to 262,647,047.21, 362,446,603.22 and 143,564,296.19

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Solution

The fourth proportional to 262,647,047.21, 362,446,603.22 and 143,564,296.19 is: 198,115,273.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,647,047.21 : 362,446,603.22 = 143,564,296.19 : x
  2. Step 2: Convert to fraction form
    262,647,047.21/362,446,603.22 = 143,564,296.19/x
  3. Step 3: Cross multiply
    262,647,047.21x = 362,446,603.22 × 143,564,296.19
  4. Step 4: Simplify right side
    262,647,047.21x = 52,034,391,496,282,168
  5. Step 5: Solve for x
    x = 52,034,391,496,282,168/262,647,047.21
  6. Step 6: Final answer
    x = 198,115,273.14

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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.