Finding the Fourth Proportional to 168,515,250.60, 236,239,855.80 and 168,515,250.60
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Solution
The fourth proportional to 168,515,250.60, 236,239,855.80 and 168,515,250.60 is: 236,239,855.80
Step by Step Solution
- Step 1: Write the proportion equation
168,515,250.60 : 236,239,855.80 = 168,515,250.60 : x - Step 2: Convert to fraction form
168,515,250.60/236,239,855.80 = 168,515,250.60/x - Step 3: Cross multiply
168,515,250.60x = 236,239,855.80 × 168,515,250.60 - Step 4: Simplify right side
168,515,250.60x = 39,810,018,501,844,864 - Step 5: Solve for x
x = 39,810,018,501,844,864/168,515,250.60 - Step 6: Final answer
x = 236,239,855.80
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.