Finding the Fourth Proportional to 104,911,749.01, 144,780,530.52 and 57,870,251.99
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Solution
The fourth proportional to 104,911,749.01, 144,780,530.52 and 57,870,251.99 is: 79,862,225.76
Step by Step Solution
- Step 1: Write the proportion equation
104,911,749.01 : 144,780,530.52 = 57,870,251.99 : x - Step 2: Convert to fraction form
104,911,749.01/144,780,530.52 = 57,870,251.99/x - Step 3: Cross multiply
104,911,749.01x = 144,780,530.52 × 57,870,251.99 - Step 4: Simplify right side
104,911,749.01x = 8,378,485,784,474,324 - Step 5: Solve for x
x = 8,378,485,784,474,324/104,911,749.01 - Step 6: Final answer
x = 79,862,225.76
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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.