Finding the Fourth Proportional to 149,489,135.48, 224,348,153.69 and 67,665,475.40
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Solution
The fourth proportional to 149,489,135.48, 224,348,153.69 and 67,665,475.40 is: 101,550,018.50
Step by Step Solution
- Step 1: Write the proportion equation
149,489,135.48 : 224,348,153.69 = 67,665,475.40 : x - Step 2: Convert to fraction form
149,489,135.48/224,348,153.69 = 67,665,475.40/x - Step 3: Cross multiply
149,489,135.48x = 224,348,153.69 × 67,665,475.40 - Step 4: Simplify right side
149,489,135.48x = 15,180,624,473,593,536 - Step 5: Solve for x
x = 15,180,624,473,593,536/149,489,135.48 - Step 6: Final answer
x = 101,550,018.50
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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.