Finding the Fourth Proportional to 5,357,560,425.60, 7,393,847,074.36 and 3,214,247,456.48
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Solution
The fourth proportional to 5,357,560,425.60, 7,393,847,074.36 and 3,214,247,456.48 is: 4,435,909,679.86
Step by Step Solution
- Step 1: Write the proportion equation
5,357,560,425.60 : 7,393,847,074.36 = 3,214,247,456.48 : x - Step 2: Convert to fraction form
5,357,560,425.60/7,393,847,074.36 = 3,214,247,456.48/x - Step 3: Cross multiply
5,357,560,425.60x = 7,393,847,074.36 × 3,214,247,456.48 - Step 4: Simplify right side
5,357,560,425.60x = 23,765,654,152,363,716,608 - Step 5: Solve for x
x = 23,765,654,152,363,716,608/5,357,560,425.60 - Step 6: Final answer
x = 4,435,909,679.86
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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.