Finding the Fourth Proportional to 248,832,129.80, 348,723,299.80 and 248,832,129.80
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Solution
The fourth proportional to 248,832,129.80, 348,723,299.80 and 248,832,129.80 is: 348,723,299.80
Step by Step Solution
- Step 1: Write the proportion equation
248,832,129.80 : 348,723,299.80 = 248,832,129.80 : x - Step 2: Convert to fraction form
248,832,129.80/348,723,299.80 = 248,832,129.80/x - Step 3: Cross multiply
248,832,129.80x = 348,723,299.80 × 248,832,129.80 - Step 4: Simplify right side
248,832,129.80x = 86,773,561,400,117,920 - Step 5: Solve for x
x = 86,773,561,400,117,920/248,832,129.80 - Step 6: Final answer
x = 348,723,299.80
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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.