Home / 56,150,279.62-77,485,958.33-31,370,652.56

Finding the Fourth Proportional to 56,150,279.62, 77,485,958.33 and 31,370,652.56

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Solution

The fourth proportional to 56,150,279.62, 77,485,958.33 and 31,370,652.56 is: 43,290,702.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,150,279.62 : 77,485,958.33 = 31,370,652.56 : x
  2. Step 2: Convert to fraction form
    56,150,279.62/77,485,958.33 = 31,370,652.56/x
  3. Step 3: Cross multiply
    56,150,279.62x = 77,485,958.33 × 31,370,652.56
  4. Step 4: Simplify right side
    56,150,279.62x = 2,430,785,077,085,929.50
  5. Step 5: Solve for x
    x = 2,430,785,077,085,929.50/56,150,279.62
  6. Step 6: Final answer
    x = 43,290,702.98

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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.