Finding the Fourth Proportional to 5,774,890,459.80, 8,662,335,689.70 and 1,412,822,731.80
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Solution
The fourth proportional to 5,774,890,459.80, 8,662,335,689.70 and 1,412,822,731.80 is: 2,119,234,097.70
Step by Step Solution
- Step 1: Write the proportion equation
5,774,890,459.80 : 8,662,335,689.70 = 1,412,822,731.80 : x - Step 2: Convert to fraction form
5,774,890,459.80/8,662,335,689.70 = 1,412,822,731.80/x - Step 3: Cross multiply
5,774,890,459.80x = 8,662,335,689.70 × 1,412,822,731.80 - Step 4: Simplify right side
5,774,890,459.80x = 12,238,344,772,890,591,232 - Step 5: Solve for x
x = 12,238,344,772,890,591,232/5,774,890,459.80 - Step 6: Final answer
x = 2,119,234,097.70
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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.