Finding the Fourth Proportional to 162,850,877.80, 244,276,316.70 and 155,292,605.80
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Solution
The fourth proportional to 162,850,877.80, 244,276,316.70 and 155,292,605.80 is: 232,938,908.70
Step by Step Solution
- Step 1: Write the proportion equation
162,850,877.80 : 244,276,316.70 = 155,292,605.80 : x - Step 2: Convert to fraction form
162,850,877.80/244,276,316.70 = 155,292,605.80/x - Step 3: Cross multiply
162,850,877.80x = 244,276,316.70 × 155,292,605.80 - Step 4: Simplify right side
162,850,877.80x = 37,934,305,755,569,056 - Step 5: Solve for x
x = 37,934,305,755,569,056/162,850,877.80 - Step 6: Final answer
x = 232,938,908.70
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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.