Finding the Fourth Proportional to 1,763,766,207.10, 2,645,656,243.44 and 714,524,230.84
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Solution
The fourth proportional to 1,763,766,207.10, 2,645,656,243.44 and 714,524,230.84 is: 1,071,789,154.82
Step by Step Solution
- Step 1: Write the proportion equation
1,763,766,207.10 : 2,645,656,243.44 = 714,524,230.84 : x - Step 2: Convert to fraction form
1,763,766,207.10/2,645,656,243.44 = 714,524,230.84/x - Step 3: Cross multiply
1,763,766,207.10x = 2,645,656,243.44 × 714,524,230.84 - Step 4: Simplify right side
1,763,766,207.10x = 1,890,385,492,411,010,048 - Step 5: Solve for x
x = 1,890,385,492,411,010,048/1,763,766,207.10 - Step 6: Final answer
x = 1,071,789,154.82
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.