Finding the Fourth Proportional to 182,583,549.12, 251,991,136.16 and 112,991,349.36
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Solution
The fourth proportional to 182,583,549.12, 251,991,136.16 and 112,991,349.36 is: 155,944,052.13
Step by Step Solution
- Step 1: Write the proportion equation
182,583,549.12 : 251,991,136.16 = 112,991,349.36 : x - Step 2: Convert to fraction form
182,583,549.12/251,991,136.16 = 112,991,349.36/x - Step 3: Cross multiply
182,583,549.12x = 251,991,136.16 × 112,991,349.36 - Step 4: Simplify right side
182,583,549.12x = 28,472,818,501,477,888 - Step 5: Solve for x
x = 28,472,818,501,477,888/182,583,549.12 - Step 6: Final answer
x = 155,944,052.13
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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.