Finding the Fourth Proportional to 81,613,358,062.73, 112,626,774,310.79 and 44,990,668,869.99
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Solution
The fourth proportional to 81,613,358,062.73, 112,626,774,310.79 and 44,990,668,869.99 is: 62,087,310,572.58
Step by Step Solution
- Step 1: Write the proportion equation
81,613,358,062.73 : 112,626,774,310.79 = 44,990,668,869.99 : x - Step 2: Convert to fraction form
81,613,358,062.73/112,626,774,310.79 = 44,990,668,869.99/x - Step 3: Cross multiply
81,613,358,062.73x = 112,626,774,310.79 × 44,990,668,869.99 - Step 4: Simplify right side
81,613,358,062.73x = 5,067,153,908,911,623,372,800 - Step 5: Solve for x
x = 5,067,153,908,911,623,372,800/81,613,358,062.73 - Step 6: Final answer
x = 62,087,310,572.58
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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.