Finding the Fourth Proportional to 163,989,573.30, 226,308,299.79 and 97,915,845.46
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Solution
The fourth proportional to 163,989,573.30, 226,308,299.79 and 97,915,845.46 is: 135,125,472.08
Step by Step Solution
- Step 1: Write the proportion equation
163,989,573.30 : 226,308,299.79 = 97,915,845.46 : x - Step 2: Convert to fraction form
163,989,573.30/226,308,299.79 = 97,915,845.46/x - Step 3: Cross multiply
163,989,573.30x = 226,308,299.79 × 97,915,845.46 - Step 4: Simplify right side
163,989,573.30x = 22,159,168,508,552,988 - Step 5: Solve for x
x = 22,159,168,508,552,988/163,989,573.30 - Step 6: Final answer
x = 135,125,472.08
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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.