Home / 271,122,563.66-374,329,317.30-208,286,751.38

Finding the Fourth Proportional to 271,122,563.66, 374,329,317.30 and 208,286,751.38

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Solution

The fourth proportional to 271,122,563.66, 374,329,317.30 and 208,286,751.38 is: 287,574,137.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,122,563.66 : 374,329,317.30 = 208,286,751.38 : x
  2. Step 2: Convert to fraction form
    271,122,563.66/374,329,317.30 = 208,286,751.38/x
  3. Step 3: Cross multiply
    271,122,563.66x = 374,329,317.30 × 208,286,751.38
  4. Step 4: Simplify right side
    271,122,563.66x = 77,967,837,446,710,240
  5. Step 5: Solve for x
    x = 77,967,837,446,710,240/271,122,563.66
  6. Step 6: Final answer
    x = 287,574,137.67

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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.