Finding the Fourth Proportional to 4,175,527,023.20, 5,762,186,781.26 and 2,270,288,472.72
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Solution
The fourth proportional to 4,175,527,023.20, 5,762,186,781.26 and 2,270,288,472.72 is: 3,132,976,066.12
Step by Step Solution
- Step 1: Write the proportion equation
4,175,527,023.20 : 5,762,186,781.26 = 2,270,288,472.72 : x - Step 2: Convert to fraction form
4,175,527,023.20/5,762,186,781.26 = 2,270,288,472.72/x - Step 3: Cross multiply
4,175,527,023.20x = 5,762,186,781.26 × 2,270,288,472.72 - Step 4: Simplify right side
4,175,527,023.20x = 13,081,826,227,133,376,512 - Step 5: Solve for x
x = 13,081,826,227,133,376,512/4,175,527,023.20 - Step 6: Final answer
x = 3,132,976,066.12
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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.