Finding the Fourth Proportional to 1,721,589,704.10, 2,376,526,864.27 and 1,157,401,794.06
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Solution
The fourth proportional to 1,721,589,704.10, 2,376,526,864.27 and 1,157,401,794.06 is: 1,597,707,310.74
Step by Step Solution
- Step 1: Write the proportion equation
1,721,589,704.10 : 2,376,526,864.27 = 1,157,401,794.06 : x - Step 2: Convert to fraction form
1,721,589,704.10/2,376,526,864.27 = 1,157,401,794.06/x - Step 3: Cross multiply
1,721,589,704.10x = 2,376,526,864.27 × 1,157,401,794.06 - Step 4: Simplify right side
1,721,589,704.10x = 2,750,596,456,337,884,160 - Step 5: Solve for x
x = 2,750,596,456,337,884,160/1,721,589,704.10 - Step 6: Final answer
x = 1,597,707,310.74
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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.