Finding the Fourth Proportional to 274,238,353.68, 411,141,090.24 and 135,968,625.36
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Solution
The fourth proportional to 274,238,353.68, 411,141,090.24 and 135,968,625.36 is: 203,845,625.96
Step by Step Solution
- Step 1: Write the proportion equation
274,238,353.68 : 411,141,090.24 = 135,968,625.36 : x - Step 2: Convert to fraction form
274,238,353.68/411,141,090.24 = 135,968,625.36/x - Step 3: Cross multiply
274,238,353.68x = 411,141,090.24 × 135,968,625.36 - Step 4: Simplify right side
274,238,353.68x = 55,902,288,868,944,520 - Step 5: Solve for x
x = 55,902,288,868,944,520/274,238,353.68 - Step 6: Final answer
x = 203,845,625.96
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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.