Finding the Fourth Proportional to 20,178,193,176.14, 27,846,752,547.48 and 11,604,626,509.67
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Solution
The fourth proportional to 20,178,193,176.14, 27,846,752,547.48 and 11,604,626,509.67 is: 16,014,871,103.66
Step by Step Solution
- Step 1: Write the proportion equation
20,178,193,176.14 : 27,846,752,547.48 = 11,604,626,509.67 : x - Step 2: Convert to fraction form
20,178,193,176.14/27,846,752,547.48 = 11,604,626,509.67/x - Step 3: Cross multiply
20,178,193,176.14x = 27,846,752,547.48 × 11,604,626,509.67 - Step 4: Simplify right side
20,178,193,176.14x = 323,151,162,820,707,024,896 - Step 5: Solve for x
x = 323,151,162,820,707,024,896/20,178,193,176.14 - Step 6: Final answer
x = 16,014,871,103.66
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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.