Finding the Fourth Proportional to 3,468,935,747.61, 5,202,788,538.69 and 1,577,688,932.70
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Solution
The fourth proportional to 3,468,935,747.61, 5,202,788,538.69 and 1,577,688,932.70 is: 2,366,253,656.42
Step by Step Solution
- Step 1: Write the proportion equation
3,468,935,747.61 : 5,202,788,538.69 = 1,577,688,932.70 : x - Step 2: Convert to fraction form
3,468,935,747.61/5,202,788,538.69 = 1,577,688,932.70/x - Step 3: Cross multiply
3,468,935,747.61x = 5,202,788,538.69 × 1,577,688,932.70 - Step 4: Simplify right side
3,468,935,747.61x = 8,208,381,896,669,618,176 - Step 5: Solve for x
x = 8,208,381,896,669,618,176/3,468,935,747.61 - Step 6: Final answer
x = 2,366,253,656.42
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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.