Finding the Fourth Proportional to 97,014,738.30, 145,522,107.45 and 28,848,572.70
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Solution
The fourth proportional to 97,014,738.30, 145,522,107.45 and 28,848,572.70 is: 43,272,859.05
Step by Step Solution
- Step 1: Write the proportion equation
97,014,738.30 : 145,522,107.45 = 28,848,572.70 : x - Step 2: Convert to fraction form
97,014,738.30/145,522,107.45 = 28,848,572.70/x - Step 3: Cross multiply
97,014,738.30x = 145,522,107.45 × 28,848,572.70 - Step 4: Simplify right side
97,014,738.30x = 4,198,105,096,228,536 - Step 5: Solve for x
x = 4,198,105,096,228,536/97,014,738.30 - Step 6: Final answer
x = 43,272,859.05
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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.