Finding the Fourth Proportional to 75,470,971.60, 113,150,470.20 and 32,304,840.40
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Solution
The fourth proportional to 75,470,971.60, 113,150,470.20 and 32,304,840.40 is: 48,433,295.66
Step by Step Solution
- Step 1: Write the proportion equation
75,470,971.60 : 113,150,470.20 = 32,304,840.40 : x - Step 2: Convert to fraction form
75,470,971.60/113,150,470.20 = 32,304,840.40/x - Step 3: Cross multiply
75,470,971.60x = 113,150,470.20 × 32,304,840.40 - Step 4: Simplify right side
75,470,971.60x = 3,655,307,880,995,956 - Step 5: Solve for x
x = 3,655,307,880,995,956/75,470,971.60 - Step 6: Final answer
x = 48,433,295.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.