Finding the Fourth Proportional to 4,520,257,620.80, 6,238,304,461.76 and 2,711,837,220.03
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Solution
The fourth proportional to 4,520,257,620.80, 6,238,304,461.76 and 2,711,837,220.03 is: 3,742,544,706.18
Step by Step Solution
- Step 1: Write the proportion equation
4,520,257,620.80 : 6,238,304,461.76 = 2,711,837,220.03 : x - Step 2: Convert to fraction form
4,520,257,620.80/6,238,304,461.76 = 2,711,837,220.03/x - Step 3: Cross multiply
4,520,257,620.80x = 6,238,304,461.76 × 2,711,837,220.03 - Step 4: Simplify right side
4,520,257,620.80x = 16,917,266,229,266,425,856 - Step 5: Solve for x
x = 16,917,266,229,266,425,856/4,520,257,620.80 - Step 6: Final answer
x = 3,742,544,706.18
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1.5x scale
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.