Finding the Fourth Proportional to 9,112,858,565,205, 12,575,754,127,169 and 4,946,102,771,088.70
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Solution
The fourth proportional to 9,112,858,565,205, 12,575,754,127,169 and 4,946,102,771,088.70 is: 6,825,626,875,678.55
Step by Step Solution
- Step 1: Write the proportion equation
9,112,858,565,205 : 12,575,754,127,169 = 4,946,102,771,088.70 : x - Step 2: Convert to fraction form
9,112,858,565,205/12,575,754,127,169 = 4,946,102,771,088.70/x - Step 3: Cross multiply
9,112,858,565,205x = 12,575,754,127,169 × 4,946,102,771,088.70 - Step 4: Simplify right side
9,112,858,565,205x = 62,200,972,336,920,751,880,798,208 - Step 5: Solve for x
x = 62,200,972,336,920,751,880,798,208/9,112,858,565,205 - Step 6: Final answer
x = 6,825,626,875,678.55
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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.