Finding the Fourth Proportional to 220,444,291.68, 304,207,523.52 and 119,968,457.88
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Solution
The fourth proportional to 220,444,291.68, 304,207,523.52 and 119,968,457.88 is: 165,553,424.83
Step by Step Solution
- Step 1: Write the proportion equation
220,444,291.68 : 304,207,523.52 = 119,968,457.88 : x - Step 2: Convert to fraction form
220,444,291.68/304,207,523.52 = 119,968,457.88/x - Step 3: Cross multiply
220,444,291.68x = 304,207,523.52 × 119,968,457.88 - Step 4: Simplify right side
220,444,291.68x = 36,495,307,472,188,224 - Step 5: Solve for x
x = 36,495,307,472,188,224/220,444,291.68 - Step 6: Final answer
x = 165,553,424.83
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.