Finding the Fourth Proportional to 302,702,382.63, 417,729,272.04 and 163,473,130.98
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Solution
The fourth proportional to 302,702,382.63, 417,729,272.04 and 163,473,130.98 is: 225,592,912.12
Step by Step Solution
- Step 1: Write the proportion equation
302,702,382.63 : 417,729,272.04 = 163,473,130.98 : x - Step 2: Convert to fraction form
302,702,382.63/417,729,272.04 = 163,473,130.98/x - Step 3: Cross multiply
302,702,382.63x = 417,729,272.04 × 163,473,130.98 - Step 4: Simplify right side
302,702,382.63x = 68,287,512,002,374,968 - Step 5: Solve for x
x = 68,287,512,002,374,968/302,702,382.63 - Step 6: Final answer
x = 225,592,912.12
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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.