Finding the Fourth Proportional to 229,301,117.53, 343,925,918.79 and 63,328,217.57
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Solution
The fourth proportional to 229,301,117.53, 343,925,918.79 and 63,328,217.57 is: 94,985,212.66
Step by Step Solution
- Step 1: Write the proportion equation
229,301,117.53 : 343,925,918.79 = 63,328,217.57 : x - Step 2: Convert to fraction form
229,301,117.53/343,925,918.79 = 63,328,217.57/x - Step 3: Cross multiply
229,301,117.53x = 343,925,918.79 × 63,328,217.57 - Step 4: Simplify right side
229,301,117.53x = 21,780,215,412,665,364 - Step 5: Solve for x
x = 21,780,215,412,665,364/229,301,117.53 - Step 6: Final answer
x = 94,985,212.66
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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.