Finding the Fourth Proportional to 4,252,409,499.20, 6,378,614,248.80 and 3,670,800,468.80
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Solution
The fourth proportional to 4,252,409,499.20, 6,378,614,248.80 and 3,670,800,468.80 is: 5,506,200,703.20
Step by Step Solution
- Step 1: Write the proportion equation
4,252,409,499.20 : 6,378,614,248.80 = 3,670,800,468.80 : x - Step 2: Convert to fraction form
4,252,409,499.20/6,378,614,248.80 = 3,670,800,468.80/x - Step 3: Cross multiply
4,252,409,499.20x = 6,378,614,248.80 × 3,670,800,468.80 - Step 4: Simplify right side
4,252,409,499.20x = 23,414,620,174,789,402,624 - Step 5: Solve for x
x = 23,414,620,174,789,402,624/4,252,409,499.20 - Step 6: Final answer
x = 5,506,200,703.20
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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.