Finding the Fourth Proportional to 173,867,782.80, 260,801,674.20 and 46,216,966.80
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Solution
The fourth proportional to 173,867,782.80, 260,801,674.20 and 46,216,966.80 is: 69,325,450.20
Step by Step Solution
- Step 1: Write the proportion equation
173,867,782.80 : 260,801,674.20 = 46,216,966.80 : x - Step 2: Convert to fraction form
173,867,782.80/260,801,674.20 = 46,216,966.80/x - Step 3: Cross multiply
173,867,782.80x = 260,801,674.20 × 46,216,966.80 - Step 4: Simplify right side
173,867,782.80x = 12,053,462,317,885,816 - Step 5: Solve for x
x = 12,053,462,317,885,816/173,867,782.80 - Step 6: Final answer
x = 69,325,450.20
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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.