Finding the Fourth Proportional to 7,125,192,452.80, 10,687,788,679.20 and 6,023,196,395.20
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Solution
The fourth proportional to 7,125,192,452.80, 10,687,788,679.20 and 6,023,196,395.20 is: 9,034,794,592.80
Step by Step Solution
- Step 1: Write the proportion equation
7,125,192,452.80 : 10,687,788,679.20 = 6,023,196,395.20 : x - Step 2: Convert to fraction form
7,125,192,452.80/10,687,788,679.20 = 6,023,196,395.20/x - Step 3: Cross multiply
7,125,192,452.80x = 10,687,788,679.20 × 6,023,196,395.20 - Step 4: Simplify right side
7,125,192,452.80x = 64,374,650,245,216,813,056 - Step 5: Solve for x
x = 64,374,650,245,216,813,056/7,125,192,452.80 - Step 6: Final answer
x = 9,034,794,592.80
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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.