Finding the Fourth Proportional to 162,850,885.80, 244,276,328.70 and 155,292,613.80
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Solution
The fourth proportional to 162,850,885.80, 244,276,328.70 and 155,292,613.80 is: 232,938,920.70
Step by Step Solution
- Step 1: Write the proportion equation
162,850,885.80 : 244,276,328.70 = 155,292,613.80 : x - Step 2: Convert to fraction form
162,850,885.80/244,276,328.70 = 155,292,613.80/x - Step 3: Cross multiply
162,850,885.80x = 244,276,328.70 × 155,292,613.80 - Step 4: Simplify right side
162,850,885.80x = 37,934,309,573,290,960 - Step 5: Solve for x
x = 37,934,309,573,290,960/162,850,885.80 - Step 6: Final answer
x = 232,938,920.70
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1.5x scale
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.