Finding the Fourth Proportional to 163,522,495.68, 245,349,178.56 and 66,485,662.08
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Solution
The fourth proportional to 163,522,495.68, 245,349,178.56 and 66,485,662.08 is: 99,755,097.97
Step by Step Solution
- Step 1: Write the proportion equation
163,522,495.68 : 245,349,178.56 = 66,485,662.08 : x - Step 2: Convert to fraction form
163,522,495.68/245,349,178.56 = 66,485,662.08/x - Step 3: Cross multiply
163,522,495.68x = 245,349,178.56 × 66,485,662.08 - Step 4: Simplify right side
163,522,495.68x = 16,312,202,577,345,740 - Step 5: Solve for x
x = 16,312,202,577,345,740/163,522,495.68 - Step 6: Final answer
x = 99,755,097.97
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.