Finding the Fourth Proportional to 5,774,891,790.80, 8,662,337,686.20 and 1,412,824,062.80
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Solution
The fourth proportional to 5,774,891,790.80, 8,662,337,686.20 and 1,412,824,062.80 is: 2,119,236,094.20
Step by Step Solution
- Step 1: Write the proportion equation
5,774,891,790.80 : 8,662,337,686.20 = 1,412,824,062.80 : x - Step 2: Convert to fraction form
5,774,891,790.80/8,662,337,686.20 = 1,412,824,062.80/x - Step 3: Cross multiply
5,774,891,790.80x = 8,662,337,686.20 × 1,412,824,062.80 - Step 4: Simplify right side
5,774,891,790.80x = 12,238,359,123,162,636,288 - Step 5: Solve for x
x = 12,238,359,123,162,636,288/5,774,891,790.80 - Step 6: Final answer
x = 2,119,236,094.20
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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.