Finding the Fourth Proportional to 80,773,023.60, 121,160,226.60 and 26,920,335.60
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Solution
The fourth proportional to 80,773,023.60, 121,160,226.60 and 26,920,335.60 is: 40,380,733.77
Step by Step Solution
- Step 1: Write the proportion equation
80,773,023.60 : 121,160,226.60 = 26,920,335.60 : x - Step 2: Convert to fraction form
80,773,023.60/121,160,226.60 = 26,920,335.60/x - Step 3: Cross multiply
80,773,023.60x = 121,160,226.60 × 26,920,335.60 - Step 4: Simplify right side
80,773,023.60x = 3,261,673,961,444,047 - Step 5: Solve for x
x = 3,261,673,961,444,047/80,773,023.60 - Step 6: Final answer
x = 40,380,733.77
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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.