Home / 253,453,442.22-380,340,087.69-107,886,765.96

Finding the Fourth Proportional to 253,453,442.22, 380,340,087.69 and 107,886,765.96

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Solution

The fourth proportional to 253,453,442.22, 380,340,087.69 and 107,886,765.96 is: 161,898,223.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,453,442.22 : 380,340,087.69 = 107,886,765.96 : x
  2. Step 2: Convert to fraction form
    253,453,442.22/380,340,087.69 = 107,886,765.96/x
  3. Step 3: Cross multiply
    253,453,442.22x = 380,340,087.69 × 107,886,765.96
  4. Step 4: Simplify right side
    253,453,442.22x = 41,033,662,025,816,904
  5. Step 5: Solve for x
    x = 41,033,662,025,816,904/253,453,442.22
  6. Step 6: Final answer
    x = 161,898,223.46

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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.