Finding the Fourth Proportional to 173,457,877.03, 239,371,229.84 and 107,365,217.06
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Solution
The fourth proportional to 173,457,877.03, 239,371,229.84 and 107,365,217.06 is: 148,163,603.12
Step by Step Solution
- Step 1: Write the proportion equation
173,457,877.03 : 239,371,229.84 = 107,365,217.06 : x - Step 2: Convert to fraction form
173,457,877.03/239,371,229.84 = 107,365,217.06/x - Step 3: Cross multiply
173,457,877.03x = 239,371,229.84 × 107,365,217.06 - Step 4: Simplify right side
173,457,877.03x = 25,700,144,049,752,352 - Step 5: Solve for x
x = 25,700,144,049,752,352/173,457,877.03 - Step 6: Final answer
x = 148,163,603.12
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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.