Finding the Fourth Proportional to 127,789,582.68, 176,349,616.64 and 69,052,246.14
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Solution
The fourth proportional to 127,789,582.68, 176,349,616.64 and 69,052,246.14 is: 95,292,095.64
Step by Step Solution
- Step 1: Write the proportion equation
127,789,582.68 : 176,349,616.64 = 69,052,246.14 : x - Step 2: Convert to fraction form
127,789,582.68/176,349,616.64 = 69,052,246.14/x - Step 3: Cross multiply
127,789,582.68x = 176,349,616.64 × 69,052,246.14 - Step 4: Simplify right side
127,789,582.68x = 12,177,337,134,574,658 - Step 5: Solve for x
x = 12,177,337,134,574,658/127,789,582.68 - Step 6: Final answer
x = 95,292,095.64
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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.