Finding the Fourth Proportional to 96,569,526.40, 144,854,289.60 and 31,883,315.20
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Solution
The fourth proportional to 96,569,526.40, 144,854,289.60 and 31,883,315.20 is: 47,824,972.80
Step by Step Solution
- Step 1: Write the proportion equation
96,569,526.40 : 144,854,289.60 = 31,883,315.20 : x - Step 2: Convert to fraction form
96,569,526.40/144,854,289.60 = 31,883,315.20/x - Step 3: Cross multiply
96,569,526.40x = 144,854,289.60 × 31,883,315.20 - Step 4: Simplify right side
96,569,526.40x = 4,618,434,973,388,882 - Step 5: Solve for x
x = 4,618,434,973,388,882/96,569,526.40 - Step 6: Final answer
x = 47,824,972.80
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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.