Finding the Fourth Proportional to 88,706,434.70, 133,059,652.05 and 82,070,914.70
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Solution
The fourth proportional to 88,706,434.70, 133,059,652.05 and 82,070,914.70 is: 123,106,372.05
Step by Step Solution
- Step 1: Write the proportion equation
88,706,434.70 : 133,059,652.05 = 82,070,914.70 : x - Step 2: Convert to fraction form
88,706,434.70/133,059,652.05 = 82,070,914.70/x - Step 3: Cross multiply
88,706,434.70x = 133,059,652.05 × 82,070,914.70 - Step 4: Simplify right side
88,706,434.70x = 10,920,327,353,407,230 - Step 5: Solve for x
x = 10,920,327,353,407,230/88,706,434.70 - Step 6: Final answer
x = 123,106,372.05
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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.