Finding the Fourth Proportional to 1,891,551,800.36, 2,837,598,477.11 and 581,563,833.31
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Solution
The fourth proportional to 1,891,551,800.36, 2,837,598,477.11 and 581,563,833.31 is: 872,429,001.12
Step by Step Solution
- Step 1: Write the proportion equation
1,891,551,800.36 : 2,837,598,477.11 = 581,563,833.31 : x - Step 2: Convert to fraction form
1,891,551,800.36/2,837,598,477.11 = 581,563,833.31/x - Step 3: Cross multiply
1,891,551,800.36x = 2,837,598,477.11 × 581,563,833.31 - Step 4: Simplify right side
1,891,551,800.36x = 1,650,244,647,748,900,864 - Step 5: Solve for x
x = 1,650,244,647,748,900,864/1,891,551,800.36 - Step 6: Final answer
x = 872,429,001.12
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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.