Finding the Fourth Proportional to 4,219,805,233.12, 6,330,396,154.20 and 1,731,998,477.20
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Solution
The fourth proportional to 4,219,805,233.12, 6,330,396,154.20 and 1,731,998,477.20 is: 2,598,280,227.03
Step by Step Solution
- Step 1: Write the proportion equation
4,219,805,233.12 : 6,330,396,154.20 = 1,731,998,477.20 : x - Step 2: Convert to fraction form
4,219,805,233.12/6,330,396,154.20 = 1,731,998,477.20/x - Step 3: Cross multiply
4,219,805,233.12x = 6,330,396,154.20 × 1,731,998,477.20 - Step 4: Simplify right side
4,219,805,233.12x = 10,964,236,499,147,137,024 - Step 5: Solve for x
x = 10,964,236,499,147,137,024/4,219,805,233.12 - Step 6: Final answer
x = 2,598,280,227.03
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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.