Finding the Fourth Proportional to 136,237,115.64, 204,382,636.98 and 49,976,275.80
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Solution
The fourth proportional to 136,237,115.64, 204,382,636.98 and 49,976,275.80 is: 74,974,304.81
Step by Step Solution
- Step 1: Write the proportion equation
136,237,115.64 : 204,382,636.98 = 49,976,275.80 : x - Step 2: Convert to fraction form
136,237,115.64/204,382,636.98 = 49,976,275.80/x - Step 3: Cross multiply
136,237,115.64x = 204,382,636.98 × 49,976,275.80 - Step 4: Simplify right side
136,237,115.64x = 10,214,283,034,443,758 - Step 5: Solve for x
x = 10,214,283,034,443,758/136,237,115.64 - Step 6: Final answer
x = 74,974,304.81
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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.