Finding the Fourth Proportional to 133,069,495.20, 199,604,242.80 and 94,327,446.30
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Solution
The fourth proportional to 133,069,495.20, 199,604,242.80 and 94,327,446.30 is: 141,491,169.45
Step by Step Solution
- Step 1: Write the proportion equation
133,069,495.20 : 199,604,242.80 = 94,327,446.30 : x - Step 2: Convert to fraction form
133,069,495.20/199,604,242.80 = 94,327,446.30/x - Step 3: Cross multiply
133,069,495.20x = 199,604,242.80 × 94,327,446.30 - Step 4: Simplify right side
133,069,495.20x = 18,828,158,493,969,164 - Step 5: Solve for x
x = 18,828,158,493,969,164/133,069,495.20 - Step 6: Final answer
x = 141,491,169.45
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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.