Finding the Fourth Proportional to 65,226,801.70, 97,840,202.55 and 43,727,716.90
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Solution
The fourth proportional to 65,226,801.70, 97,840,202.55 and 43,727,716.90 is: 65,591,575.35
Step by Step Solution
- Step 1: Write the proportion equation
65,226,801.70 : 97,840,202.55 = 43,727,716.90 : x - Step 2: Convert to fraction form
65,226,801.70/97,840,202.55 = 43,727,716.90/x - Step 3: Cross multiply
65,226,801.70x = 97,840,202.55 × 43,727,716.90 - Step 4: Simplify right side
65,226,801.70x = 4,278,328,678,545,058 - Step 5: Solve for x
x = 4,278,328,678,545,058/65,226,801.70 - Step 6: Final answer
x = 65,591,575.35
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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.