Finding the Fourth Proportional to 135,263,296.40, 202,927,992.88 and 43,147,050.48
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Solution
The fourth proportional to 135,263,296.40, 202,927,992.88 and 43,147,050.48 is: 64,731,117.65
Step by Step Solution
- Step 1: Write the proportion equation
135,263,296.40 : 202,927,992.88 = 43,147,050.48 : x - Step 2: Convert to fraction form
135,263,296.40/202,927,992.88 = 43,147,050.48/x - Step 3: Cross multiply
135,263,296.40x = 202,927,992.88 × 43,147,050.48 - Step 4: Simplify right side
135,263,296.40x = 8,755,744,352,598,440 - Step 5: Solve for x
x = 8,755,744,352,598,440/135,263,296.40 - Step 6: Final answer
x = 64,731,117.65
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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.