Home / 77,174,078.03-115,673,057.44-31,086,453.81

Finding the Fourth Proportional to 77,174,078.03, 115,673,057.44 and 31,086,453.81

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Solution

The fourth proportional to 77,174,078.03, 115,673,057.44 and 31,086,453.81 is: 46,594,209.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,174,078.03 : 115,673,057.44 = 31,086,453.81 : x
  2. Step 2: Convert to fraction form
    77,174,078.03/115,673,057.44 = 31,086,453.81/x
  3. Step 3: Cross multiply
    77,174,078.03x = 115,673,057.44 × 31,086,453.81
  4. Step 4: Simplify right side
    77,174,078.03x = 3,595,865,157,526,094.50
  5. Step 5: Solve for x
    x = 3,595,865,157,526,094.50/77,174,078.03
  6. Step 6: Final answer
    x = 46,594,209.47

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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.