Finding the Fourth Proportional to 2,598,427,376.99, 3,896,084,546.13 and 827,032,947.41
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Solution
The fourth proportional to 2,598,427,376.99, 3,896,084,546.13 and 827,032,947.41 is: 1,240,054,008.86
Step by Step Solution
- Step 1: Write the proportion equation
2,598,427,376.99 : 3,896,084,546.13 = 827,032,947.41 : x - Step 2: Convert to fraction form
2,598,427,376.99/3,896,084,546.13 = 827,032,947.41/x - Step 3: Cross multiply
2,598,427,376.99x = 3,896,084,546.13 × 827,032,947.41 - Step 4: Simplify right side
2,598,427,376.99x = 3,222,190,285,554,186,240 - Step 5: Solve for x
x = 3,222,190,285,554,186,240/2,598,427,376.99 - Step 6: Final answer
x = 1,240,054,008.86
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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.