Finding the Fourth Proportional to 146,238,603.36, 201,470,099.64 and 102,115,714.32
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Solution
The fourth proportional to 146,238,603.36, 201,470,099.64 and 102,115,714.32 is: 140,682,847.53
Step by Step Solution
- Step 1: Write the proportion equation
146,238,603.36 : 201,470,099.64 = 102,115,714.32 : x - Step 2: Convert to fraction form
146,238,603.36/201,470,099.64 = 102,115,714.32/x - Step 3: Cross multiply
146,238,603.36x = 201,470,099.64 × 102,115,714.32 - Step 4: Simplify right side
146,238,603.36x = 20,573,263,138,860,172 - Step 5: Solve for x
x = 20,573,263,138,860,172/146,238,603.36 - Step 6: Final answer
x = 140,682,847.53
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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.