Finding the Fourth Proportional to 132,884,512.81, 199,336,346.49 and 51,003,391.08
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Solution
The fourth proportional to 132,884,512.81, 199,336,346.49 and 51,003,391.08 is: 76,508,762.55
Step by Step Solution
- Step 1: Write the proportion equation
132,884,512.81 : 199,336,346.49 = 51,003,391.08 : x - Step 2: Convert to fraction form
132,884,512.81/199,336,346.49 = 51,003,391.08/x - Step 3: Cross multiply
132,884,512.81x = 199,336,346.49 × 51,003,391.08 - Step 4: Simplify right side
132,884,512.81x = 10,166,829,636,487,856 - Step 5: Solve for x
x = 10,166,829,636,487,856/132,884,512.81 - Step 6: Final answer
x = 76,508,762.55
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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.