Finding the Fourth Proportional to 64,715,906.18, 96,719,256.16 and 47,245,253.95
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Solution
The fourth proportional to 64,715,906.18, 96,719,256.16 and 47,245,253.95 is: 70,609,006.18
Step by Step Solution
- Step 1: Write the proportion equation
64,715,906.18 : 96,719,256.16 = 47,245,253.95 : x - Step 2: Convert to fraction form
64,715,906.18/96,719,256.16 = 47,245,253.95/x - Step 3: Cross multiply
64,715,906.18x = 96,719,256.16 × 47,245,253.95 - Step 4: Simplify right side
64,715,906.18x = 4,569,525,818,774,390 - Step 5: Solve for x
x = 4,569,525,818,774,390/64,715,906.18 - Step 6: Final answer
x = 70,609,006.18
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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.