Finding the Fourth Proportional to 273,276,787.29, 409,585,842 and 125,520,453.63
Calculator
Solution
The fourth proportional to 273,276,787.29, 409,585,842 and 125,520,453.63 is: 188,129,409.74
Step by Step Solution
- Step 1: Write the proportion equation
273,276,787.29 : 409,585,842 = 125,520,453.63 : x - Step 2: Convert to fraction form
273,276,787.29/409,585,842 = 125,520,453.63/x - Step 3: Cross multiply
273,276,787.29x = 409,585,842 × 125,520,453.63 - Step 4: Simplify right side
273,276,787.29x = 51,411,400,688,265,504 - Step 5: Solve for x
x = 51,411,400,688,265,504/273,276,787.29 - Step 6: Final answer
x = 188,129,409.74
Related Problems
Find fourth proportional to 136,638,393.65, 204,792,921 and 62,760,226.82
Half scale
Find fourth proportional to 546,553,574.58, 819,171,684 and 251,040,907.26
Double scale
Find fourth proportional to 273,276,788.29, 409,585,843.50 and 125,520,454.63
Similar ratio
Find fourth proportional to 409,915,180.94, 614,378,763 and 188,280,680.45
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.