Finding the Fourth Proportional to 49,972,428,203.67, 74,439,256,672.80 and 47,265,758,003.99
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Solution
The fourth proportional to 49,972,428,203.67, 74,439,256,672.80 and 47,265,758,003.99 is: 70,407,382,998.36
Step by Step Solution
- Step 1: Write the proportion equation
49,972,428,203.67 : 74,439,256,672.80 = 47,265,758,003.99 : x - Step 2: Convert to fraction form
49,972,428,203.67/74,439,256,672.80 = 47,265,758,003.99/x - Step 3: Cross multiply
49,972,428,203.67x = 74,439,256,672.80 × 47,265,758,003.99 - Step 4: Simplify right side
49,972,428,203.67x = 3,518,427,891,893,685,714,944 - Step 5: Solve for x
x = 3,518,427,891,893,685,714,944/49,972,428,203.67 - Step 6: Final answer
x = 70,407,382,998.36
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.