Finding the Fourth Proportional to 48,465,456.60, 72,609,711.30 and 29,532,106.20
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Solution
The fourth proportional to 48,465,456.60, 72,609,711.30 and 29,532,106.20 is: 44,244,248.50
Step by Step Solution
- Step 1: Write the proportion equation
48,465,456.60 : 72,609,711.30 = 29,532,106.20 : x - Step 2: Convert to fraction form
48,465,456.60/72,609,711.30 = 29,532,106.20/x - Step 3: Cross multiply
48,465,456.60x = 72,609,711.30 × 29,532,106.20 - Step 4: Simplify right side
48,465,456.60x = 2,144,317,705,262,940 - Step 5: Solve for x
x = 2,144,317,705,262,940/48,465,456.60 - Step 6: Final answer
x = 44,244,248.50
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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.