Home / 271,128,956.90-374,131,816.11-152,056,383.12

Finding the Fourth Proportional to 271,128,956.90, 374,131,816.11 and 152,056,383.12

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Solution

The fourth proportional to 271,128,956.90, 374,131,816.11 and 152,056,383.12 is: 209,823,146.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,128,956.90 : 374,131,816.11 = 152,056,383.12 : x
  2. Step 2: Convert to fraction form
    271,128,956.90/374,131,816.11 = 152,056,383.12/x
  3. Step 3: Cross multiply
    271,128,956.90x = 374,131,816.11 × 152,056,383.12
  4. Step 4: Simplify right side
    271,128,956.90x = 56,889,130,767,803,552
  5. Step 5: Solve for x
    x = 56,889,130,767,803,552/271,128,956.90
  6. Step 6: Final answer
    x = 209,823,146.22

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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.