Finding the Fourth Proportional to 137,246,588.07, 205,876,503.24 and 45,128,286.69
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Solution
The fourth proportional to 137,246,588.07, 205,876,503.24 and 45,128,286.69 is: 67,694,607.14
Step by Step Solution
- Step 1: Write the proportion equation
137,246,588.07 : 205,876,503.24 = 45,128,286.69 : x - Step 2: Convert to fraction form
137,246,588.07/205,876,503.24 = 45,128,286.69/x - Step 3: Cross multiply
137,246,588.07x = 205,876,503.24 × 45,128,286.69 - Step 4: Simplify right side
137,246,588.07x = 9,290,853,859,920,052 - Step 5: Solve for x
x = 9,290,853,859,920,052/137,246,588.07 - Step 6: Final answer
x = 67,694,607.14
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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.