Finding the Fourth Proportional to 386,396,483,700.12, 579,859,476,277.74 and 134,857,677,711.84
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Solution
The fourth proportional to 386,396,483,700.12, 579,859,476,277.74 and 134,857,677,711.84 is: 202,378,918,206.48
Step by Step Solution
- Step 1: Write the proportion equation
386,396,483,700.12 : 579,859,476,277.74 = 134,857,677,711.84 : x - Step 2: Convert to fraction form
386,396,483,700.12/579,859,476,277.74 = 134,857,677,711.84/x - Step 3: Cross multiply
386,396,483,700.12x = 579,859,476,277.74 × 134,857,677,711.84 - Step 4: Simplify right side
386,396,483,700.12x = 78,198,502,370,019,781,902,336 - Step 5: Solve for x
x = 78,198,502,370,019,781,902,336/386,396,483,700.12 - Step 6: Final answer
x = 202,378,918,206.48
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.