Home / 272,987,627.10-409,481,440.65-181,154,622.30

Finding the Fourth Proportional to 272,987,627.10, 409,481,440.65 and 181,154,622.30

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Solution

The fourth proportional to 272,987,627.10, 409,481,440.65 and 181,154,622.30 is: 271,731,933.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,987,627.10 : 409,481,440.65 = 181,154,622.30 : x
  2. Step 2: Convert to fraction form
    272,987,627.10/409,481,440.65 = 181,154,622.30/x
  3. Step 3: Cross multiply
    272,987,627.10x = 409,481,440.65 × 181,154,622.30
  4. Step 4: Simplify right side
    272,987,627.10x = 74,179,455,719,810,624
  5. Step 5: Solve for x
    x = 74,179,455,719,810,624/272,987,627.10
  6. Step 6: Final answer
    x = 271,731,933.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.