Finding the Fourth Proportional to 96,305,844.71, 132,900,389.69 and 58,615,384.70
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Solution
The fourth proportional to 96,305,844.71, 132,900,389.69 and 58,615,384.70 is: 80,888,210.80
Step by Step Solution
- Step 1: Write the proportion equation
96,305,844.71 : 132,900,389.69 = 58,615,384.70 : x - Step 2: Convert to fraction form
96,305,844.71/132,900,389.69 = 58,615,384.70/x - Step 3: Cross multiply
96,305,844.71x = 132,900,389.69 × 58,615,384.70 - Step 4: Simplify right side
96,305,844.71x = 7,790,007,467,501,685 - Step 5: Solve for x
x = 7,790,007,467,501,685/96,305,844.71 - Step 6: Final answer
x = 80,888,210.80
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.