Finding the Fourth Proportional to 116,502,943.10, 160,777,470.02 and 63,583,044.99
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Solution
The fourth proportional to 116,502,943.10, 160,777,470.02 and 63,583,044.99 is: 87,746,462.34
Step by Step Solution
- Step 1: Write the proportion equation
116,502,943.10 : 160,777,470.02 = 63,583,044.99 : x - Step 2: Convert to fraction form
116,502,943.10/160,777,470.02 = 63,583,044.99/x - Step 3: Cross multiply
116,502,943.10x = 160,777,470.02 × 63,583,044.99 - Step 4: Simplify right side
116,502,943.10x = 10,222,721,109,660,038 - Step 5: Solve for x
x = 10,222,721,109,660,038/116,502,943.10 - Step 6: Final answer
x = 87,746,462.34
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.