Finding the Fourth Proportional to 104,029,576,021.80, 156,044,364,032.70 and 104,029,576,021.80
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Solution
The fourth proportional to 104,029,576,021.80, 156,044,364,032.70 and 104,029,576,021.80 is: 156,044,364,032.70
Step by Step Solution
- Step 1: Write the proportion equation
104,029,576,021.80 : 156,044,364,032.70 = 104,029,576,021.80 : x - Step 2: Convert to fraction form
104,029,576,021.80/156,044,364,032.70 = 104,029,576,021.80/x - Step 3: Cross multiply
104,029,576,021.80x = 156,044,364,032.70 × 104,029,576,021.80 - Step 4: Simplify right side
104,029,576,021.80x = 16,233,229,030,913,199,833,088 - Step 5: Solve for x
x = 16,233,229,030,913,199,833,088/104,029,576,021.80 - Step 6: Final answer
x = 156,044,364,032.70
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1.5x scale
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.