Home / 279,046,048.44-418,287,697.68-175,489,262.67

Finding the Fourth Proportional to 279,046,048.44, 418,287,697.68 and 175,489,262.67

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Solution

The fourth proportional to 279,046,048.44, 418,287,697.68 and 175,489,262.67 is: 263,056,940.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,046,048.44 : 418,287,697.68 = 175,489,262.67 : x
  2. Step 2: Convert to fraction form
    279,046,048.44/418,287,697.68 = 175,489,262.67/x
  3. Step 3: Cross multiply
    279,046,048.44x = 418,287,697.68 × 175,489,262.67
  4. Step 4: Simplify right side
    279,046,048.44x = 73,404,999,649,795,072
  5. Step 5: Solve for x
    x = 73,404,999,649,795,072/279,046,048.44
  6. Step 6: Final answer
    x = 263,056,940.10

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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.