Finding the Fourth Proportional to 4,548,537,231.91, 6,277,306,194 and 2,513,944,315.85
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Solution
The fourth proportional to 4,548,537,231.91, 6,277,306,194 and 2,513,944,315.85 is: 3,469,422,678.25
Step by Step Solution
- Step 1: Write the proportion equation
4,548,537,231.91 : 6,277,306,194 = 2,513,944,315.85 : x - Step 2: Convert to fraction form
4,548,537,231.91/6,277,306,194 = 2,513,944,315.85/x - Step 3: Cross multiply
4,548,537,231.91x = 6,277,306,194 × 2,513,944,315.85 - Step 4: Simplify right side
4,548,537,231.91x = 15,780,798,225,224,908,800 - Step 5: Solve for x
x = 15,780,798,225,224,908,800/4,548,537,231.91 - Step 6: Final answer
x = 3,469,422,678.25
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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.