Finding the Fourth Proportional to 240,181,939.67, 331,448,626.26 and 134,335,102.31
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Solution
The fourth proportional to 240,181,939.67, 331,448,626.26 and 134,335,102.31 is: 185,381,070.61
Step by Step Solution
- Step 1: Write the proportion equation
240,181,939.67 : 331,448,626.26 = 134,335,102.31 : x - Step 2: Convert to fraction form
240,181,939.67/331,448,626.26 = 134,335,102.31/x - Step 3: Cross multiply
240,181,939.67x = 331,448,626.26 × 134,335,102.31 - Step 4: Simplify right side
240,181,939.67x = 44,525,185,117,488,808 - Step 5: Solve for x
x = 44,525,185,117,488,808/240,181,939.67 - Step 6: Final answer
x = 185,381,070.61
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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.