Finding the Fourth Proportional to 6,585,067,505.76, 9,879,541,666.88 and 2,652,750,176.64
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Solution
The fourth proportional to 6,585,067,505.76, 9,879,541,666.88 and 2,652,750,176.64 is: 3,979,906,945.38
Step by Step Solution
- Step 1: Write the proportion equation
6,585,067,505.76 : 9,879,541,666.88 = 2,652,750,176.64 : x - Step 2: Convert to fraction form
6,585,067,505.76/9,879,541,666.88 = 2,652,750,176.64/x - Step 3: Cross multiply
6,585,067,505.76x = 9,879,541,666.88 × 2,652,750,176.64 - Step 4: Simplify right side
6,585,067,505.76x = 26,207,955,901,938,155,520 - Step 5: Solve for x
x = 26,207,955,901,938,155,520/6,585,067,505.76 - Step 6: Final answer
x = 3,979,906,945.38
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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.