Finding the Fourth Proportional to 149,604,742.80, 224,407,114.20 and 92,209,114.80
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Solution
The fourth proportional to 149,604,742.80, 224,407,114.20 and 92,209,114.80 is: 138,313,672.20
Step by Step Solution
- Step 1: Write the proportion equation
149,604,742.80 : 224,407,114.20 = 92,209,114.80 : x - Step 2: Convert to fraction form
149,604,742.80/224,407,114.20 = 92,209,114.80/x - Step 3: Cross multiply
149,604,742.80x = 224,407,114.20 × 92,209,114.80 - Step 4: Simplify right side
149,604,742.80x = 20,692,381,355,204,508 - Step 5: Solve for x
x = 20,692,381,355,204,508/149,604,742.80 - Step 6: Final answer
x = 138,313,672.20
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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.