Finding the Fourth Proportional to 7,757,474,020.18, 11,636,211,184.02 and 1,862,033,255.80
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Solution
The fourth proportional to 7,757,474,020.18, 11,636,211,184.02 and 1,862,033,255.80 is: 2,793,049,920.60
Step by Step Solution
- Step 1: Write the proportion equation
7,757,474,020.18 : 11,636,211,184.02 = 1,862,033,255.80 : x - Step 2: Convert to fraction form
7,757,474,020.18/11,636,211,184.02 = 1,862,033,255.80/x - Step 3: Cross multiply
7,757,474,020.18x = 11,636,211,184.02 × 1,862,033,255.80 - Step 4: Simplify right side
7,757,474,020.18x = 21,667,012,196,157,132,800 - Step 5: Solve for x
x = 21,667,012,196,157,132,800/7,757,474,020.18 - Step 6: Final answer
x = 2,793,049,920.60
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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.