Finding the Fourth Proportional to 97,870,428.09, 135,069,796.76 and 53,825,188.50
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Solution
The fourth proportional to 97,870,428.09, 135,069,796.76 and 53,825,188.50 is: 74,283,493.11
Step by Step Solution
- Step 1: Write the proportion equation
97,870,428.09 : 135,069,796.76 = 53,825,188.50 : x - Step 2: Convert to fraction form
97,870,428.09/135,069,796.76 = 53,825,188.50/x - Step 3: Cross multiply
97,870,428.09x = 135,069,796.76 × 53,825,188.50 - Step 4: Simplify right side
97,870,428.09x = 7,270,157,270,994,563 - Step 5: Solve for x
x = 7,270,157,270,994,563/97,870,428.09 - Step 6: Final answer
x = 74,283,493.11
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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.