Finding the Fourth Proportional to 132,879,201.40, 199,346,795.70 and 56,162,740.60
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Solution
The fourth proportional to 132,879,201.40, 199,346,795.70 and 56,162,740.60 is: 84,255,942.68
Step by Step Solution
- Step 1: Write the proportion equation
132,879,201.40 : 199,346,795.70 = 56,162,740.60 : x - Step 2: Convert to fraction form
132,879,201.40/199,346,795.70 = 56,162,740.60/x - Step 3: Cross multiply
132,879,201.40x = 199,346,795.70 × 56,162,740.60 - Step 4: Simplify right side
132,879,201.40x = 11,195,862,376,340,296 - Step 5: Solve for x
x = 11,195,862,376,340,296/132,879,201.40 - Step 6: Final answer
x = 84,255,942.68
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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.