Finding the Fourth Proportional to 106,514,976.10, 159,772,464.15 and 61,165,344.10
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Solution
The fourth proportional to 106,514,976.10, 159,772,464.15 and 61,165,344.10 is: 91,748,016.15
Step by Step Solution
- Step 1: Write the proportion equation
106,514,976.10 : 159,772,464.15 = 61,165,344.10 : x - Step 2: Convert to fraction form
106,514,976.10/159,772,464.15 = 61,165,344.10/x - Step 3: Cross multiply
106,514,976.10x = 159,772,464.15 × 61,165,344.10 - Step 4: Simplify right side
106,514,976.10x = 9,772,537,747,439,664 - Step 5: Solve for x
x = 9,772,537,747,439,664/106,514,976.10 - Step 6: Final answer
x = 91,748,016.15
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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.