Finding the Fourth Proportional to 5,423,597,396.20, 8,119,592,121.52 and 4,030,748,993.71
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Solution
The fourth proportional to 5,423,597,396.20, 8,119,592,121.52 and 4,030,748,993.71 is: 6,034,378,177.86
Step by Step Solution
- Step 1: Write the proportion equation
5,423,597,396.20 : 8,119,592,121.52 = 4,030,748,993.71 : x - Step 2: Convert to fraction form
5,423,597,396.20/8,119,592,121.52 = 4,030,748,993.71/x - Step 3: Cross multiply
5,423,597,396.20x = 8,119,592,121.52 × 4,030,748,993.71 - Step 4: Simplify right side
5,423,597,396.20x = 32,728,037,773,112,225,792 - Step 5: Solve for x
x = 32,728,037,773,112,225,792/5,423,597,396.20 - Step 6: Final answer
x = 6,034,378,177.86
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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.