Finding the Fourth Proportional to 7,080,758,446.55, 10,615,901,563.67 and 4,282,104,801.65
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Solution
The fourth proportional to 7,080,758,446.55, 10,615,901,563.67 and 4,282,104,801.65 is: 6,419,990,655.34
Step by Step Solution
- Step 1: Write the proportion equation
7,080,758,446.55 : 10,615,901,563.67 = 4,282,104,801.65 : x - Step 2: Convert to fraction form
7,080,758,446.55/10,615,901,563.67 = 4,282,104,801.65/x - Step 3: Cross multiply
7,080,758,446.55x = 10,615,901,563.67 × 4,282,104,801.65 - Step 4: Simplify right side
7,080,758,446.55x = 45,458,403,059,560,562,688 - Step 5: Solve for x
x = 45,458,403,059,560,562,688/7,080,758,446.55 - Step 6: Final answer
x = 6,419,990,655.34
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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.