Home / 270,174,971.21-405,271,427.91-92,910,373.46

Finding the Fourth Proportional to 270,174,971.21, 405,271,427.91 and 92,910,373.46

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Solution

The fourth proportional to 270,174,971.21, 405,271,427.91 and 92,910,373.46 is: 139,368,645.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,174,971.21 : 405,271,427.91 = 92,910,373.46 : x
  2. Step 2: Convert to fraction form
    270,174,971.21/405,271,427.91 = 92,910,373.46/x
  3. Step 3: Cross multiply
    270,174,971.21x = 405,271,427.91 × 92,910,373.46
  4. Step 4: Simplify right side
    270,174,971.21x = 37,653,919,719,785,568
  5. Step 5: Solve for x
    x = 37,653,919,719,785,568/270,174,971.21
  6. Step 6: Final answer
    x = 139,368,645.26

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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.