Finding the Fourth Proportional to 216,164,964.74, 324,248,205 and 52,402,054.82
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Solution
The fourth proportional to 216,164,964.74, 324,248,205 and 52,402,054.82 is: 78,603,265.96
Step by Step Solution
- Step 1: Write the proportion equation
216,164,964.74 : 324,248,205 = 52,402,054.82 : x - Step 2: Convert to fraction form
216,164,964.74/324,248,205 = 52,402,054.82/x - Step 3: Cross multiply
216,164,964.74x = 324,248,205 × 52,402,054.82 - Step 4: Simplify right side
216,164,964.74x = 16,991,272,213,696,598 - Step 5: Solve for x
x = 16,991,272,213,696,598/216,164,964.74 - Step 6: Final answer
x = 78,603,265.96
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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.