Finding the Fourth Proportional to 9,957,168,422.10, 14,936,508,460.35 and 2,969,433,983.70
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Solution
The fourth proportional to 9,957,168,422.10, 14,936,508,460.35 and 2,969,433,983.70 is: 4,454,376,378.89
Step by Step Solution
- Step 1: Write the proportion equation
9,957,168,422.10 : 14,936,508,460.35 = 2,969,433,983.70 : x - Step 2: Convert to fraction form
9,957,168,422.10/14,936,508,460.35 = 2,969,433,983.70/x - Step 3: Cross multiply
9,957,168,422.10x = 14,936,508,460.35 × 2,969,433,983.70 - Step 4: Simplify right side
9,957,168,422.10x = 44,352,975,819,985,854,464 - Step 5: Solve for x
x = 44,352,975,819,985,854,464/9,957,168,422.10 - Step 6: Final answer
x = 4,454,376,378.89
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1.5x scale
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.