Finding the Fourth Proportional to 77,686,260, 116,534,988.72 and 29,817,204
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Solution
The fourth proportional to 77,686,260, 116,534,988.72 and 29,817,204 is: 44,727,954.88
Step by Step Solution
- Step 1: Write the proportion equation
77,686,260 : 116,534,988.72 = 29,817,204 : x - Step 2: Convert to fraction form
77,686,260/116,534,988.72 = 29,817,204/x - Step 3: Cross multiply
77,686,260x = 116,534,988.72 × 29,817,204 - Step 4: Simplify right side
77,686,260x = 3,474,747,531,801,939 - Step 5: Solve for x
x = 3,474,747,531,801,939/77,686,260 - Step 6: Final answer
x = 44,727,954.88
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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.