Finding the Fourth Proportional to 542,971,146, 749,293,882.92 and 295,448,235.60
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Solution
The fourth proportional to 542,971,146, 749,293,882.92 and 295,448,235.60 is: 407,715,137.88
Step by Step Solution
- Step 1: Write the proportion equation
542,971,146 : 749,293,882.92 = 295,448,235.60 : x - Step 2: Convert to fraction form
542,971,146/749,293,882.92 = 295,448,235.60/x - Step 3: Cross multiply
542,971,146x = 749,293,882.92 × 295,448,235.60 - Step 4: Simplify right side
542,971,146x = 221,377,555,654,586,976 - Step 5: Solve for x
x = 221,377,555,654,586,976/542,971,146 - Step 6: Final answer
x = 407,715,137.88
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.