Finding the Fourth Proportional to 203,125,805.03, 304,592,657.18 and 78,686,715.14
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Solution
The fourth proportional to 203,125,805.03, 304,592,657.18 and 78,686,715.14 is: 117,992,864.80
Step by Step Solution
- Step 1: Write the proportion equation
203,125,805.03 : 304,592,657.18 = 78,686,715.14 : x - Step 2: Convert to fraction form
203,125,805.03/304,592,657.18 = 78,686,715.14/x - Step 3: Cross multiply
203,125,805.03x = 304,592,657.18 × 78,686,715.14 - Step 4: Simplify right side
203,125,805.03x = 23,967,395,650,216,532 - Step 5: Solve for x
x = 23,967,395,650,216,532/203,125,805.03 - Step 6: Final answer
x = 117,992,864.80
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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.