Finding the Fourth Proportional to 106,160,703.16, 159,167,022.62 and 47,040,929.28
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Solution
The fourth proportional to 106,160,703.16, 159,167,022.62 and 47,040,929.28 is: 70,528,589.51
Step by Step Solution
- Step 1: Write the proportion equation
106,160,703.16 : 159,167,022.62 = 47,040,929.28 : x - Step 2: Convert to fraction form
106,160,703.16/159,167,022.62 = 47,040,929.28/x - Step 3: Cross multiply
106,160,703.16x = 159,167,022.62 × 47,040,929.28 - Step 4: Simplify right side
106,160,703.16x = 7,487,364,654,775,581 - Step 5: Solve for x
x = 7,487,364,654,775,581/106,160,703.16 - Step 6: Final answer
x = 70,528,589.51
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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.