Finding the Fourth Proportional to 236,196,502.20, 354,294,753.30 and 132,884,371.80
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Solution
The fourth proportional to 236,196,502.20, 354,294,753.30 and 132,884,371.80 is: 199,326,557.70
Step by Step Solution
- Step 1: Write the proportion equation
236,196,502.20 : 354,294,753.30 = 132,884,371.80 : x - Step 2: Convert to fraction form
236,196,502.20/354,294,753.30 = 132,884,371.80/x - Step 3: Cross multiply
236,196,502.20x = 354,294,753.30 × 132,884,371.80 - Step 4: Simplify right side
236,196,502.20x = 47,080,235,724,306,480 - Step 5: Solve for x
x = 47,080,235,724,306,480/236,196,502.20 - Step 6: Final answer
x = 199,326,557.70
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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.