Finding the Fourth Proportional to 7,464,975,771.84, 10,301,979,532 and 4,293,162,164.80
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Solution
The fourth proportional to 7,464,975,771.84, 10,301,979,532 and 4,293,162,164.80 is: 5,924,743,776.95
Step by Step Solution
- Step 1: Write the proportion equation
7,464,975,771.84 : 10,301,979,532 = 4,293,162,164.80 : x - Step 2: Convert to fraction form
7,464,975,771.84/10,301,979,532 = 4,293,162,164.80/x - Step 3: Cross multiply
7,464,975,771.84x = 10,301,979,532 × 4,293,162,164.80 - Step 4: Simplify right side
7,464,975,771.84x = 44,228,068,749,326,409,728 - Step 5: Solve for x
x = 44,228,068,749,326,409,728/7,464,975,771.84 - Step 6: Final answer
x = 5,924,743,776.95
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.