Finding the Fourth Proportional to 4,041,499,398.96, 5,577,209,815.26 and 2,257,378,888.83
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Solution
The fourth proportional to 4,041,499,398.96, 5,577,209,815.26 and 2,257,378,888.83 is: 3,115,149,713.69
Step by Step Solution
- Step 1: Write the proportion equation
4,041,499,398.96 : 5,577,209,815.26 = 2,257,378,888.83 : x - Step 2: Convert to fraction form
4,041,499,398.96/5,577,209,815.26 = 2,257,378,888.83/x - Step 3: Cross multiply
4,041,499,398.96x = 5,577,209,815.26 × 2,257,378,888.83 - Step 4: Simplify right side
4,041,499,398.96x = 12,589,875,695,543,388,160 - Step 5: Solve for x
x = 12,589,875,695,543,388,160/4,041,499,398.96 - Step 6: Final answer
x = 3,115,149,713.69
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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.