Finding the Fourth Proportional to 96,564,805.40, 144,752,729.70 and 38,980,220.60
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Solution
The fourth proportional to 96,564,805.40, 144,752,729.70 and 38,980,220.60 is: 58,432,192.90
Step by Step Solution
- Step 1: Write the proportion equation
96,564,805.40 : 144,752,729.70 = 38,980,220.60 : x - Step 2: Convert to fraction form
96,564,805.40/144,752,729.70 = 38,980,220.60/x - Step 3: Cross multiply
96,564,805.40x = 144,752,729.70 × 38,980,220.60 - Step 4: Simplify right side
96,564,805.40x = 5,642,493,336,158,172 - Step 5: Solve for x
x = 5,642,493,336,158,172/96,564,805.40 - Step 6: Final answer
x = 58,432,192.90
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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.