Finding the Fourth Proportional to 6,459,473,146.44, 9,689,209,732.68 and 1,552,146,958.92
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Solution
The fourth proportional to 6,459,473,146.44, 9,689,209,732.68 and 1,552,146,958.92 is: 2,328,220,441.51
Step by Step Solution
- Step 1: Write the proportion equation
6,459,473,146.44 : 9,689,209,732.68 = 1,552,146,958.92 : x - Step 2: Convert to fraction form
6,459,473,146.44/9,689,209,732.68 = 1,552,146,958.92/x - Step 3: Cross multiply
6,459,473,146.44x = 9,689,209,732.68 × 1,552,146,958.92 - Step 4: Simplify right side
6,459,473,146.44x = 15,039,077,420,917,329,920 - Step 5: Solve for x
x = 15,039,077,420,917,329,920/6,459,473,146.44 - Step 6: Final answer
x = 2,328,220,441.51
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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.