Finding the Fourth Proportional to 18,125,334,370.98, 27,192,207,565.71 and 5,703,342,089.58
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Solution
The fourth proportional to 18,125,334,370.98, 27,192,207,565.71 and 5,703,342,089.58 is: 8,556,336,602.89
Step by Step Solution
- Step 1: Write the proportion equation
18,125,334,370.98 : 27,192,207,565.71 = 5,703,342,089.58 : x - Step 2: Convert to fraction form
18,125,334,370.98/27,192,207,565.71 = 5,703,342,089.58/x - Step 3: Cross multiply
18,125,334,370.98x = 27,192,207,565.71 × 5,703,342,089.58 - Step 4: Simplify right side
18,125,334,370.98x = 155,086,461,918,109,564,928 - Step 5: Solve for x
x = 155,086,461,918,109,564,928/18,125,334,370.98 - Step 6: Final answer
x = 8,556,336,602.89
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1.5x scale
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.