Finding the Fourth Proportional to 252,206,133.96, 348,044,307.66 and 136,312,629.96
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Solution
The fourth proportional to 252,206,133.96, 348,044,307.66 and 136,312,629.96 is: 188,111,344.38
Step by Step Solution
- Step 1: Write the proportion equation
252,206,133.96 : 348,044,307.66 = 136,312,629.96 : x - Step 2: Convert to fraction form
252,206,133.96/348,044,307.66 = 136,312,629.96/x - Step 3: Cross multiply
252,206,133.96x = 348,044,307.66 × 136,312,629.96 - Step 4: Simplify right side
252,206,133.96x = 47,442,834,919,741,976 - Step 5: Solve for x
x = 47,442,834,919,741,976/252,206,133.96 - Step 6: Final answer
x = 188,111,344.38
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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.