Finding the Fourth Proportional to 215,043,553,596, 296,760,133,018.84 and 118,699,658,240
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Solution
The fourth proportional to 215,043,553,596, 296,760,133,018.84 and 118,699,658,240 is: 163,805,544,409.72
Step by Step Solution
- Step 1: Write the proportion equation
215,043,553,596 : 296,760,133,018.84 = 118,699,658,240 : x - Step 2: Convert to fraction form
215,043,553,596/296,760,133,018.84 = 118,699,658,240/x - Step 3: Cross multiply
215,043,553,596x = 296,760,133,018.84 × 118,699,658,240 - Step 4: Simplify right side
215,043,553,596x = 35,225,326,368,593,249,566,720 - Step 5: Solve for x
x = 35,225,326,368,593,249,566,720/215,043,553,596 - Step 6: Final answer
x = 163,805,544,409.72
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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.