Finding the Fourth Proportional to 1,721,650,987,509, 2,375,864,243,251.50 and 940,384,613,276.04
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Solution
The fourth proportional to 1,721,650,987,509, 2,375,864,243,251.50 and 940,384,613,276.04 is: 1,297,723,054,089.53
Step by Step Solution
- Step 1: Write the proportion equation
1,721,650,987,509 : 2,375,864,243,251.50 = 940,384,613,276.04 : x - Step 2: Convert to fraction form
1,721,650,987,509/2,375,864,243,251.50 = 940,384,613,276.04/x - Step 3: Cross multiply
1,721,650,987,509x = 2,375,864,243,251.50 × 940,384,613,276.04 - Step 4: Simplify right side
1,721,650,987,509x = 2,234,226,177,586,433,429,078,016 - Step 5: Solve for x
x = 2,234,226,177,586,433,429,078,016/1,721,650,987,509 - Step 6: Final answer
x = 1,297,723,054,089.53
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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.