Finding the Fourth Proportional to 4,830,296,948.40, 7,245,445,422.60 and 3,669,346,369.20
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Solution
The fourth proportional to 4,830,296,948.40, 7,245,445,422.60 and 3,669,346,369.20 is: 5,504,019,553.80
Step by Step Solution
- Step 1: Write the proportion equation
4,830,296,948.40 : 7,245,445,422.60 = 3,669,346,369.20 : x - Step 2: Convert to fraction form
4,830,296,948.40/7,245,445,422.60 = 3,669,346,369.20/x - Step 3: Cross multiply
4,830,296,948.40x = 7,245,445,422.60 × 3,669,346,369.20 - Step 4: Simplify right side
4,830,296,948.40x = 26,586,048,854,654,070,784 - Step 5: Solve for x
x = 26,586,048,854,654,070,784/4,830,296,948.40 - Step 6: Final answer
x = 5,504,019,553.80
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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.