Home / 77,117,331.54-115,671,923.22-25,295,107.97

Finding the Fourth Proportional to 77,117,331.54, 115,671,923.22 and 25,295,107.97

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Solution

The fourth proportional to 77,117,331.54, 115,671,923.22 and 25,295,107.97 is: 37,941,325.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,117,331.54 : 115,671,923.22 = 25,295,107.97 : x
  2. Step 2: Convert to fraction form
    77,117,331.54/115,671,923.22 = 25,295,107.97/x
  3. Step 3: Cross multiply
    77,117,331.54x = 115,671,923.22 × 25,295,107.97
  4. Step 4: Simplify right side
    77,117,331.54x = 2,925,933,786,369,090.50
  5. Step 5: Solve for x
    x = 2,925,933,786,369,090.50/77,117,331.54
  6. Step 6: Final answer
    x = 37,941,325.61

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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.