Finding the Fourth Proportional to 80,256,174.44, 110,756,246.94 and 76,578,706.58
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Solution
The fourth proportional to 80,256,174.44, 110,756,246.94 and 76,578,706.58 is: 105,681,216.37
Step by Step Solution
- Step 1: Write the proportion equation
80,256,174.44 : 110,756,246.94 = 76,578,706.58 : x - Step 2: Convert to fraction form
80,256,174.44/110,756,246.94 = 76,578,706.58/x - Step 3: Cross multiply
80,256,174.44x = 110,756,246.94 × 76,578,706.58 - Step 4: Simplify right side
80,256,174.44x = 8,481,570,135,766,502 - Step 5: Solve for x
x = 8,481,570,135,766,502/80,256,174.44 - Step 6: Final answer
x = 105,681,216.37
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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.