Finding the Fourth Proportional to 1,462,306,921.04, 2,193,823,423.56 and 725,722,521.68
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Solution
The fourth proportional to 1,462,306,921.04, 2,193,823,423.56 and 725,722,521.68 is: 1,088,763,955.20
Step by Step Solution
- Step 1: Write the proportion equation
1,462,306,921.04 : 2,193,823,423.56 = 725,722,521.68 : x - Step 2: Convert to fraction form
1,462,306,921.04/2,193,823,423.56 = 725,722,521.68/x - Step 3: Cross multiply
1,462,306,921.04x = 2,193,823,423.56 × 725,722,521.68 - Step 4: Simplify right side
1,462,306,921.04x = 1,592,107,067,066,613,760 - Step 5: Solve for x
x = 1,592,107,067,066,613,760/1,462,306,921.04 - Step 6: Final answer
x = 1,088,763,955.20
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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.