Finding the Fourth Proportional to 76,018,357.44, 104,906,158.70 and 44,657,728.79
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Solution
The fourth proportional to 76,018,357.44, 104,906,158.70 and 44,657,728.79 is: 61,628,150.63
Step by Step Solution
- Step 1: Write the proportion equation
76,018,357.44 : 104,906,158.70 = 44,657,728.79 : x - Step 2: Convert to fraction form
76,018,357.44/104,906,158.70 = 44,657,728.79/x - Step 3: Cross multiply
76,018,357.44x = 104,906,158.70 × 44,657,728.79 - Step 4: Simplify right side
76,018,357.44x = 4,684,870,782,877,479 - Step 5: Solve for x
x = 4,684,870,782,877,479/76,018,357.44 - Step 6: Final answer
x = 61,628,150.63
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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.