Finding the Fourth Proportional to 1,750,602,227.19, 2,415,823,851.02 and 946,830,621.75
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Solution
The fourth proportional to 1,750,602,227.19, 2,415,823,851.02 and 946,830,621.75 is: 1,306,622,351.65
Step by Step Solution
- Step 1: Write the proportion equation
1,750,602,227.19 : 2,415,823,851.02 = 946,830,621.75 : x - Step 2: Convert to fraction form
1,750,602,227.19/2,415,823,851.02 = 946,830,621.75/x - Step 3: Cross multiply
1,750,602,227.19x = 2,415,823,851.02 × 946,830,621.75 - Step 4: Simplify right side
1,750,602,227.19x = 2,287,375,998,899,746,048 - Step 5: Solve for x
x = 2,287,375,998,899,746,048/1,750,602,227.19 - Step 6: Final answer
x = 1,306,622,351.65
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1.5x scale
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.