Finding the Fourth Proportional to 164,828,536.20, 247,278,233.70 and 49,824,703.80
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Solution
The fourth proportional to 164,828,536.20, 247,278,233.70 and 49,824,703.80 is: 74,747,765.37
Step by Step Solution
- Step 1: Write the proportion equation
164,828,536.20 : 247,278,233.70 = 49,824,703.80 : x - Step 2: Convert to fraction form
164,828,536.20/247,278,233.70 = 49,824,703.80/x - Step 3: Cross multiply
164,828,536.20x = 247,278,233.70 × 49,824,703.80 - Step 4: Simplify right side
164,828,536.20x = 12,320,564,750,289,676 - Step 5: Solve for x
x = 12,320,564,750,289,676/164,828,536.20 - Step 6: Final answer
x = 74,747,765.37
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.