Finding the Fourth Proportional to 3,239,436,195.90, 4,470,399,694.35 and 1,754,290,335.42
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Solution
The fourth proportional to 3,239,436,195.90, 4,470,399,694.35 and 1,754,290,335.42 is: 2,420,908,610.33
Step by Step Solution
- Step 1: Write the proportion equation
3,239,436,195.90 : 4,470,399,694.35 = 1,754,290,335.42 : x - Step 2: Convert to fraction form
3,239,436,195.90/4,470,399,694.35 = 1,754,290,335.42/x - Step 3: Cross multiply
3,239,436,195.90x = 4,470,399,694.35 × 1,754,290,335.42 - Step 4: Simplify right side
3,239,436,195.90x = 7,842,378,979,262,728,192 - Step 5: Solve for x
x = 7,842,378,979,262,728,192/3,239,436,195.90 - Step 6: Final answer
x = 2,420,908,610.33
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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.