Finding the Fourth Proportional to 2,299,880,689.70, 3,176,453,377.40 and 1,545,884,830.98
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Solution
The fourth proportional to 2,299,880,689.70, 3,176,453,377.40 and 1,545,884,830.98 is: 2,135,080,795.47
Step by Step Solution
- Step 1: Write the proportion equation
2,299,880,689.70 : 3,176,453,377.40 = 1,545,884,830.98 : x - Step 2: Convert to fraction form
2,299,880,689.70/3,176,453,377.40 = 1,545,884,830.98/x - Step 3: Cross multiply
2,299,880,689.70x = 3,176,453,377.40 × 1,545,884,830.98 - Step 4: Simplify right side
2,299,880,689.70x = 4,910,431,092,430,119,936 - Step 5: Solve for x
x = 4,910,431,092,430,119,936/2,299,880,689.70 - Step 6: Final answer
x = 2,135,080,795.47
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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.