Home / 271,128,968.69-374,131,832.45-152,056,394.91

Finding the Fourth Proportional to 271,128,968.69, 374,131,832.45 and 152,056,394.91

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Solution

The fourth proportional to 271,128,968.69, 374,131,832.45 and 152,056,394.91 is: 209,823,162.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,128,968.69 : 374,131,832.45 = 152,056,394.91 : x
  2. Step 2: Convert to fraction form
    271,128,968.69/374,131,832.45 = 152,056,394.91/x
  3. Step 3: Cross multiply
    271,128,968.69x = 374,131,832.45 × 152,056,394.91
  4. Step 4: Simplify right side
    271,128,968.69x = 56,889,137,662,658,872
  5. Step 5: Solve for x
    x = 56,889,137,662,658,872/271,128,968.69
  6. Step 6: Final answer
    x = 209,823,162.53

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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.