Finding the Fourth Proportional to 1,668,523,770.24, 2,304,473,811.14 and 1,098,853,381.48
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Solution
The fourth proportional to 1,668,523,770.24, 2,304,473,811.14 and 1,098,853,381.48 is: 1,517,676,214.79
Step by Step Solution
- Step 1: Write the proportion equation
1,668,523,770.24 : 2,304,473,811.14 = 1,098,853,381.48 : x - Step 2: Convert to fraction form
1,668,523,770.24/2,304,473,811.14 = 1,098,853,381.48/x - Step 3: Cross multiply
1,668,523,770.24x = 2,304,473,811.14 × 1,098,853,381.48 - Step 4: Simplify right side
1,668,523,770.24x = 2,532,278,839,903,291,904 - Step 5: Solve for x
x = 2,532,278,839,903,291,904/1,668,523,770.24 - Step 6: Final answer
x = 1,517,676,214.79
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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.