Finding the Fourth Proportional to 2,568,664,970.10, 3,545,051,714.04 and 1,439,939,588.04
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Solution
The fourth proportional to 2,568,664,970.10, 3,545,051,714.04 and 1,439,939,588.04 is: 1,987,281,472.72
Step by Step Solution
- Step 1: Write the proportion equation
2,568,664,970.10 : 3,545,051,714.04 = 1,439,939,588.04 : x - Step 2: Convert to fraction form
2,568,664,970.10/3,545,051,714.04 = 1,439,939,588.04/x - Step 3: Cross multiply
2,568,664,970.10x = 3,545,051,714.04 × 1,439,939,588.04 - Step 4: Simplify right side
2,568,664,970.10x = 5,104,660,304,695,252,992 - Step 5: Solve for x
x = 5,104,660,304,695,252,992/2,568,664,970.10 - Step 6: Final answer
x = 1,987,281,472.72
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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.