Finding the Fourth Proportional to 3,417,912,863.43, 5,126,840,494.86 and 2,671,556,426.49
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Solution
The fourth proportional to 3,417,912,863.43, 5,126,840,494.86 and 2,671,556,426.49 is: 4,007,312,128.46
Step by Step Solution
- Step 1: Write the proportion equation
3,417,912,863.43 : 5,126,840,494.86 = 2,671,556,426.49 : x - Step 2: Convert to fraction form
3,417,912,863.43/5,126,840,494.86 = 2,671,556,426.49/x - Step 3: Cross multiply
3,417,912,863.43x = 5,126,840,494.86 × 2,671,556,426.49 - Step 4: Simplify right side
3,417,912,863.43x = 13,696,643,671,643,910,144 - Step 5: Solve for x
x = 13,696,643,671,643,910,144/3,417,912,863.43 - Step 6: Final answer
x = 4,007,312,128.46
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.