Finding the Fourth Proportional to 236,180,835.84, 354,296,439.36 and 99,879,997.44
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Solution
The fourth proportional to 236,180,835.84, 354,296,439.36 and 99,879,997.44 is: 149,830,647.06
Step by Step Solution
- Step 1: Write the proportion equation
236,180,835.84 : 354,296,439.36 = 99,879,997.44 : x - Step 2: Convert to fraction form
236,180,835.84/354,296,439.36 = 99,879,997.44/x - Step 3: Cross multiply
236,180,835.84x = 354,296,439.36 × 99,879,997.44 - Step 4: Simplify right side
236,180,835.84x = 35,387,127,456,277,916 - Step 5: Solve for x
x = 35,387,127,456,277,916/236,180,835.84 - Step 6: Final answer
x = 149,830,647.06
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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.