Finding the Fourth Proportional to 4,545,547,537.20, 6,818,321,305.80 and 2,994,590,122.80
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Solution
The fourth proportional to 4,545,547,537.20, 6,818,321,305.80 and 2,994,590,122.80 is: 4,491,885,184.20
Step by Step Solution
- Step 1: Write the proportion equation
4,545,547,537.20 : 6,818,321,305.80 = 2,994,590,122.80 : x - Step 2: Convert to fraction form
4,545,547,537.20/6,818,321,305.80 = 2,994,590,122.80/x - Step 3: Cross multiply
4,545,547,537.20x = 6,818,321,305.80 × 2,994,590,122.80 - Step 4: Simplify right side
4,545,547,537.20x = 20,418,077,636,425,482,240 - Step 5: Solve for x
x = 20,418,077,636,425,482,240/4,545,547,537.20 - Step 6: Final answer
x = 4,491,885,184.20
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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.