Finding the Fourth Proportional to 248,432,892.76, 342,838,751.70 and 144,072,839.08
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Solution
The fourth proportional to 248,432,892.76, 342,838,751.70 and 144,072,839.08 is: 198,821,306.45
Step by Step Solution
- Step 1: Write the proportion equation
248,432,892.76 : 342,838,751.70 = 144,072,839.08 : x - Step 2: Convert to fraction form
248,432,892.76/342,838,751.70 = 144,072,839.08/x - Step 3: Cross multiply
248,432,892.76x = 342,838,751.70 × 144,072,839.08 - Step 4: Simplify right side
248,432,892.76x = 49,393,752,304,062,176 - Step 5: Solve for x
x = 49,393,752,304,062,176/248,432,892.76 - Step 6: Final answer
x = 198,821,306.45
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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.