Finding the Fourth Proportional to 68,250,472.35, 102,213,203.06 and 43,581,988.82
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Solution
The fourth proportional to 68,250,472.35, 102,213,203.06 and 43,581,988.82 is: 65,269,213.81
Step by Step Solution
- Step 1: Write the proportion equation
68,250,472.35 : 102,213,203.06 = 43,581,988.82 : x - Step 2: Convert to fraction form
68,250,472.35/102,213,203.06 = 43,581,988.82/x - Step 3: Cross multiply
68,250,472.35x = 102,213,203.06 × 43,581,988.82 - Step 4: Simplify right side
68,250,472.35x = 4,454,654,672,288,334 - Step 5: Solve for x
x = 4,454,654,672,288,334/68,250,472.35 - Step 6: Final answer
x = 65,269,213.81
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.