Finding the Fourth Proportional to 4,863,354,465.80, 6,714,723,706.62 and 3,080,789,785.64
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Solution
The fourth proportional to 4,863,354,465.80, 6,714,723,706.62 and 3,080,789,785.64 is: 4,253,576,899.28
Step by Step Solution
- Step 1: Write the proportion equation
4,863,354,465.80 : 6,714,723,706.62 = 3,080,789,785.64 : x - Step 2: Convert to fraction form
4,863,354,465.80/6,714,723,706.62 = 3,080,789,785.64/x - Step 3: Cross multiply
4,863,354,465.80x = 6,714,723,706.62 × 3,080,789,785.64 - Step 4: Simplify right side
4,863,354,465.80x = 20,686,652,208,749,654,016 - Step 5: Solve for x
x = 20,686,652,208,749,654,016/4,863,354,465.80 - Step 6: Final answer
x = 4,253,576,899.28
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1.5x scale
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.