Finding the Fourth Proportional to 9,984,719,239.92, 14,973,546,142.40 and 2,900,728,312.43
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Solution
The fourth proportional to 9,984,719,239.92, 14,973,546,142.40 and 2,900,728,312.43 is: 4,350,066,154.99
Step by Step Solution
- Step 1: Write the proportion equation
9,984,719,239.92 : 14,973,546,142.40 = 2,900,728,312.43 : x - Step 2: Convert to fraction form
9,984,719,239.92/14,973,546,142.40 = 2,900,728,312.43/x - Step 3: Cross multiply
9,984,719,239.92x = 14,973,546,142.40 × 2,900,728,312.43 - Step 4: Simplify right side
9,984,719,239.92x = 43,434,189,232,647,323,648 - Step 5: Solve for x
x = 43,434,189,232,647,323,648/9,984,719,239.92 - Step 6: Final answer
x = 4,350,066,154.99
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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.