Finding the Fourth Proportional to 504,982,118.07, 757,545,468.68 and 155,257,551.32
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Solution
The fourth proportional to 504,982,118.07, 757,545,468.68 and 155,257,551.32 is: 232,908,553.13
Step by Step Solution
- Step 1: Write the proportion equation
504,982,118.07 : 757,545,468.68 = 155,257,551.32 : x - Step 2: Convert to fraction form
504,982,118.07/757,545,468.68 = 155,257,551.32/x - Step 3: Cross multiply
504,982,118.07x = 757,545,468.68 × 155,257,551.32 - Step 4: Simplify right side
504,982,118.07x = 117,614,654,477,418,976 - Step 5: Solve for x
x = 117,614,654,477,418,976/504,982,118.07 - Step 6: Final answer
x = 232,908,553.13
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.