Finding the Fourth Proportional to 6,165,425,969.91, 8,508,318,124.64 and 3,346,037,133.39
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Solution
The fourth proportional to 6,165,425,969.91, 8,508,318,124.64 and 3,346,037,133.39 is: 4,617,547,680.67
Step by Step Solution
- Step 1: Write the proportion equation
6,165,425,969.91 : 8,508,318,124.64 = 3,346,037,133.39 : x - Step 2: Convert to fraction form
6,165,425,969.91/8,508,318,124.64 = 3,346,037,133.39/x - Step 3: Cross multiply
6,165,425,969.91x = 8,508,318,124.64 × 3,346,037,133.39 - Step 4: Simplify right side
6,165,425,969.91x = 28,469,148,387,723,874,304 - Step 5: Solve for x
x = 28,469,148,387,723,874,304/6,165,425,969.91 - Step 6: Final answer
x = 4,617,547,680.67
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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.