Finding the Fourth Proportional to 80,998,535.80, 121,497,803.70 and 24,264,839.80
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Solution
The fourth proportional to 80,998,535.80, 121,497,803.70 and 24,264,839.80 is: 36,397,259.70
Step by Step Solution
- Step 1: Write the proportion equation
80,998,535.80 : 121,497,803.70 = 24,264,839.80 : x - Step 2: Convert to fraction form
80,998,535.80/121,497,803.70 = 24,264,839.80/x - Step 3: Cross multiply
80,998,535.80x = 121,497,803.70 × 24,264,839.80 - Step 4: Simplify right side
80,998,535.80x = 2,948,124,742,832,347.50 - Step 5: Solve for x
x = 2,948,124,742,832,347.50/80,998,535.80 - Step 6: Final answer
x = 36,397,259.70
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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.