Finding the Fourth Proportional to 97,033,147.56, 144,807,096.94 and 86,681,756.42
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Solution
The fourth proportional to 97,033,147.56, 144,807,096.94 and 86,681,756.42 is: 129,359,232.60
Step by Step Solution
- Step 1: Write the proportion equation
97,033,147.56 : 144,807,096.94 = 86,681,756.42 : x - Step 2: Convert to fraction form
97,033,147.56/144,807,096.94 = 86,681,756.42/x - Step 3: Cross multiply
97,033,147.56x = 144,807,096.94 × 86,681,756.42 - Step 4: Simplify right side
97,033,147.56x = 12,552,133,504,840,408 - Step 5: Solve for x
x = 12,552,133,504,840,408/97,033,147.56 - Step 6: Final answer
x = 129,359,232.60
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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.