Finding the Fourth Proportional to 277,655,232.07, 416,398,996.90 and 83,515,110.31
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Solution
The fourth proportional to 277,655,232.07, 416,398,996.90 and 83,515,110.31 is: 125,247,444.10
Step by Step Solution
- Step 1: Write the proportion equation
277,655,232.07 : 416,398,996.90 = 83,515,110.31 : x - Step 2: Convert to fraction form
277,655,232.07/416,398,996.90 = 83,515,110.31/x - Step 3: Cross multiply
277,655,232.07x = 416,398,996.90 × 83,515,110.31 - Step 4: Simplify right side
277,655,232.07x = 34,775,608,159,076,848 - Step 5: Solve for x
x = 34,775,608,159,076,848/277,655,232.07 - Step 6: Final answer
x = 125,247,444.10
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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.