Finding the Fourth Proportional to 149,489,131.32, 224,348,147.49 and 67,665,471.26
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Solution
The fourth proportional to 149,489,131.32, 224,348,147.49 and 67,665,471.26 is: 101,550,012.31
Step by Step Solution
- Step 1: Write the proportion equation
149,489,131.32 : 224,348,147.49 = 67,665,471.26 : x - Step 2: Convert to fraction form
149,489,131.32/224,348,147.49 = 67,665,471.26/x - Step 3: Cross multiply
149,489,131.32x = 224,348,147.49 × 67,665,471.26 - Step 4: Simplify right side
149,489,131.32x = 15,180,623,125,097,094 - Step 5: Solve for x
x = 15,180,623,125,097,094/149,489,131.32 - Step 6: Final answer
x = 101,550,012.31
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.