Finding the Fourth Proportional to 9,668,345,721.72, 14,502,515,169.18 and 2,585,644,516.90
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Solution
The fourth proportional to 9,668,345,721.72, 14,502,515,169.18 and 2,585,644,516.90 is: 3,878,465,862.49
Step by Step Solution
- Step 1: Write the proportion equation
9,668,345,721.72 : 14,502,515,169.18 = 2,585,644,516.90 : x - Step 2: Convert to fraction form
9,668,345,721.72/14,502,515,169.18 = 2,585,644,516.90/x - Step 3: Cross multiply
9,668,345,721.72x = 14,502,515,169.18 × 2,585,644,516.90 - Step 4: Simplify right side
9,668,345,721.72x = 37,498,348,828,413,091,840 - Step 5: Solve for x
x = 37,498,348,828,413,091,840/9,668,345,721.72 - Step 6: Final answer
x = 3,878,465,862.49
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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.