Finding the Fourth Proportional to 88,430,830.70, 132,783,103.65 and 48,120,046.70
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Solution
The fourth proportional to 88,430,830.70, 132,783,103.65 and 48,120,046.70 is: 72,254,541.75
Step by Step Solution
- Step 1: Write the proportion equation
88,430,830.70 : 132,783,103.65 = 48,120,046.70 : x - Step 2: Convert to fraction form
88,430,830.70/132,783,103.65 = 48,120,046.70/x - Step 3: Cross multiply
88,430,830.70x = 132,783,103.65 × 48,120,046.70 - Step 4: Simplify right side
88,430,830.70x = 6,389,529,148,608,941 - Step 5: Solve for x
x = 6,389,529,148,608,941/88,430,830.70 - Step 6: Final answer
x = 72,254,541.75
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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.