Finding the Fourth Proportional to 2,528,653,541,072, 3,793,725,406,048.70 and 1,018,643,669,893.70
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Solution
The fourth proportional to 2,528,653,541,072, 3,793,725,406,048.70 and 1,018,643,669,893.70 is: 1,528,265,658,943.58
Step by Step Solution
- Step 1: Write the proportion equation
2,528,653,541,072 : 3,793,725,406,048.70 = 1,018,643,669,893.70 : x - Step 2: Convert to fraction form
2,528,653,541,072/3,793,725,406,048.70 = 1,018,643,669,893.70/x - Step 3: Cross multiply
2,528,653,541,072x = 3,793,725,406,048.70 × 1,018,643,669,893.70 - Step 4: Simplify right side
2,528,653,541,072x = 3,864,454,370,186,414,981,644,288 - Step 5: Solve for x
x = 3,864,454,370,186,414,981,644,288/2,528,653,541,072 - Step 6: Final answer
x = 1,528,265,658,943.58
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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.