Finding the Fourth Proportional to 104,725,862,682.15, 157,088,795,852.67 and 25,137,412,368.99
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Solution
The fourth proportional to 104,725,862,682.15, 157,088,795,852.67 and 25,137,412,368.99 is: 37,706,118,992.61
Step by Step Solution
- Step 1: Write the proportion equation
104,725,862,682.15 : 157,088,795,852.67 = 25,137,412,368.99 : x - Step 2: Convert to fraction form
104,725,862,682.15/157,088,795,852.67 = 25,137,412,368.99/x - Step 3: Cross multiply
104,725,862,682.15x = 157,088,795,852.67 × 25,137,412,368.99 - Step 4: Simplify right side
104,725,862,682.15x = 3,948,805,839,896,652,546,048 - Step 5: Solve for x
x = 3,948,805,839,896,652,546,048/104,725,862,682.15 - Step 6: Final answer
x = 37,706,118,992.61
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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.