Home / 490,276,505,991.46-676,579,699,676.67-273,502,527,889.23

Finding the Fourth Proportional to 490,276,505,991.46, 676,579,699,676.67 and 273,502,527,889.23

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Solution

The fourth proportional to 490,276,505,991.46, 676,579,699,676.67 and 273,502,527,889.23 is: 377,432,440,508.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,276,505,991.46 : 676,579,699,676.67 = 273,502,527,889.23 : x
  2. Step 2: Convert to fraction form
    490,276,505,991.46/676,579,699,676.67 = 273,502,527,889.23/x
  3. Step 3: Cross multiply
    490,276,505,991.46x = 676,579,699,676.67 × 273,502,527,889.23
  4. Step 4: Simplify right side
    490,276,505,991.46x = 185,046,258,180,105,298,771,968
  5. Step 5: Solve for x
    x = 185,046,258,180,105,298,771,968/490,276,505,991.46
  6. Step 6: Final answer
    x = 377,432,440,508.03

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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.