Finding the Fourth Proportional to 3,520,304,393.47, 4,858,290,269.62 and 2,015,402,762.99
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Solution
The fourth proportional to 3,520,304,393.47, 4,858,290,269.62 and 2,015,402,762.99 is: 2,781,410,508.41
Step by Step Solution
- Step 1: Write the proportion equation
3,520,304,393.47 : 4,858,290,269.62 = 2,015,402,762.99 : x - Step 2: Convert to fraction form
3,520,304,393.47/4,858,290,269.62 = 2,015,402,762.99/x - Step 3: Cross multiply
3,520,304,393.47x = 4,858,290,269.62 × 2,015,402,762.99 - Step 4: Simplify right side
3,520,304,393.47x = 9,791,411,632,806,404,096 - Step 5: Solve for x
x = 9,791,411,632,806,404,096/3,520,304,393.47 - Step 6: Final answer
x = 2,781,410,508.41
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.