Finding the Fourth Proportional to 74,715,965.48, 103,110,596.29 and 43,351,646.06
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Solution
The fourth proportional to 74,715,965.48, 103,110,596.29 and 43,351,646.06 is: 59,826,759.21
Step by Step Solution
- Step 1: Write the proportion equation
74,715,965.48 : 103,110,596.29 = 43,351,646.06 : x - Step 2: Convert to fraction form
74,715,965.48/103,110,596.29 = 43,351,646.06/x - Step 3: Cross multiply
74,715,965.48x = 103,110,596.29 × 43,351,646.06 - Step 4: Simplify right side
74,715,965.48x = 4,470,014,075,711,595.50 - Step 5: Solve for x
x = 4,470,014,075,711,595.50/74,715,965.48 - Step 6: Final answer
x = 59,826,759.21
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.