Finding the Fourth Proportional to 578,185,467,917.01, 797,915,080,939.50 and 317,772,407,564.07
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Solution
The fourth proportional to 578,185,467,917.01, 797,915,080,939.50 and 317,772,407,564.07 is: 438,536,439,207.46
Step by Step Solution
- Step 1: Write the proportion equation
578,185,467,917.01 : 797,915,080,939.50 = 317,772,407,564.07 : x - Step 2: Convert to fraction form
578,185,467,917.01/797,915,080,939.50 = 317,772,407,564.07/x - Step 3: Cross multiply
578,185,467,917.01x = 797,915,080,939.50 × 317,772,407,564.07 - Step 4: Simplify right side
578,185,467,917.01x = 253,555,396,301,824,716,701,696 - Step 5: Solve for x
x = 253,555,396,301,824,716,701,696/578,185,467,917.01 - Step 6: Final answer
x = 438,536,439,207.46
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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.