Finding the Fourth Proportional to 129,802,302.18, 194,729,434.83 and 47,921,678.28
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Solution
The fourth proportional to 129,802,302.18, 194,729,434.83 and 47,921,678.28 is: 71,892,109.55
Step by Step Solution
- Step 1: Write the proportion equation
129,802,302.18 : 194,729,434.83 = 47,921,678.28 : x - Step 2: Convert to fraction form
129,802,302.18/194,729,434.83 = 47,921,678.28/x - Step 3: Cross multiply
129,802,302.18x = 194,729,434.83 × 47,921,678.28 - Step 4: Simplify right side
129,802,302.18x = 9,331,761,327,569,488 - Step 5: Solve for x
x = 9,331,761,327,569,488/129,802,302.18 - Step 6: Final answer
x = 71,892,109.55
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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.