Finding the Fourth Proportional to 85,794,705,625.84, 128,710,675,582.76 and 26,101,816,544.88
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Solution
The fourth proportional to 85,794,705,625.84, 128,710,675,582.76 and 26,101,816,544.88 is: 39,158,388,818.07
Step by Step Solution
- Step 1: Write the proportion equation
85,794,705,625.84 : 128,710,675,582.76 = 26,101,816,544.88 : x - Step 2: Convert to fraction form
85,794,705,625.84/128,710,675,582.76 = 26,101,816,544.88/x - Step 3: Cross multiply
85,794,705,625.84x = 128,710,675,582.76 × 26,101,816,544.88 - Step 4: Simplify right side
85,794,705,625.84x = 3,359,582,441,428,767,211,520 - Step 5: Solve for x
x = 3,359,582,441,428,767,211,520/85,794,705,625.84 - Step 6: Final answer
x = 39,158,388,818.07
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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.