Finding the Fourth Proportional to 956,632,472.88, 1,434,948,728.76 and 229,621,184.88
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Solution
The fourth proportional to 956,632,472.88, 1,434,948,728.76 and 229,621,184.88 is: 344,431,781.99
Step by Step Solution
- Step 1: Write the proportion equation
956,632,472.88 : 1,434,948,728.76 = 229,621,184.88 : x - Step 2: Convert to fraction form
956,632,472.88/1,434,948,728.76 = 229,621,184.88/x - Step 3: Cross multiply
956,632,472.88x = 1,434,948,728.76 × 229,621,184.88 - Step 4: Simplify right side
956,632,472.88x = 329,494,627,339,920,896 - Step 5: Solve for x
x = 329,494,627,339,920,896/956,632,472.88 - Step 6: Final answer
x = 344,431,781.99
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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.