Finding the Fourth Proportional to 245,717,896,076.84, 368,576,844,115.26 and 69,054,153,092.84
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Solution
The fourth proportional to 245,717,896,076.84, 368,576,844,115.26 and 69,054,153,092.84 is: 103,581,229,639.26
Step by Step Solution
- Step 1: Write the proportion equation
245,717,896,076.84 : 368,576,844,115.26 = 69,054,153,092.84 : x - Step 2: Convert to fraction form
245,717,896,076.84/368,576,844,115.26 = 69,054,153,092.84/x - Step 3: Cross multiply
245,717,896,076.84x = 368,576,844,115.26 × 69,054,153,092.84 - Step 4: Simplify right side
245,717,896,076.84x = 25,451,761,820,010,987,651,072 - Step 5: Solve for x
x = 25,451,761,820,010,987,651,072/245,717,896,076.84 - Step 6: Final answer
x = 103,581,229,639.26
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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.