Home / 271,389,959.32-374,517,860.34-147,630,341.20

Finding the Fourth Proportional to 271,389,959.32, 374,517,860.34 and 147,630,341.20

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Solution

The fourth proportional to 271,389,959.32, 374,517,860.34 and 147,630,341.20 is: 203,729,716.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,389,959.32 : 374,517,860.34 = 147,630,341.20 : x
  2. Step 2: Convert to fraction form
    271,389,959.32/374,517,860.34 = 147,630,341.20/x
  3. Step 3: Cross multiply
    271,389,959.32x = 374,517,860.34 × 147,630,341.20
  4. Step 4: Simplify right side
    271,389,959.32x = 55,290,199,507,488,136
  5. Step 5: Solve for x
    x = 55,290,199,507,488,136/271,389,959.32
  6. Step 6: Final answer
    x = 203,729,716.63

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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.