Home / 271,422,279.84-374,692,842-167,089,782.72

Finding the Fourth Proportional to 271,422,279.84, 374,692,842 and 167,089,782.72

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Solution

The fourth proportional to 271,422,279.84, 374,692,842 and 167,089,782.72 is: 230,663,988.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,422,279.84 : 374,692,842 = 167,089,782.72 : x
  2. Step 2: Convert to fraction form
    271,422,279.84/374,692,842 = 167,089,782.72/x
  3. Step 3: Cross multiply
    271,422,279.84x = 374,692,842 × 167,089,782.72
  4. Step 4: Simplify right side
    271,422,279.84x = 62,607,345,556,519,288
  5. Step 5: Solve for x
    x = 62,607,345,556,519,288/271,422,279.84
  6. Step 6: Final answer
    x = 230,663,988.21

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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.