Finding the Fourth Proportional to 4,689,975,231.99, 7,035,189,098.00 and 1,542,120,145.92
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Solution
The fourth proportional to 4,689,975,231.99, 7,035,189,098.00 and 1,542,120,145.92 is: 2,313,254,612.60
Step by Step Solution
- Step 1: Write the proportion equation
4,689,975,231.99 : 7,035,189,098.00 = 1,542,120,145.92 : x - Step 2: Convert to fraction form
4,689,975,231.99/7,035,189,098.00 = 1,542,120,145.92/x - Step 3: Cross multiply
4,689,975,231.99x = 7,035,189,098.00 × 1,542,120,145.92 - Step 4: Simplify right side
4,689,975,231.99x = 10,849,106,838,374,842,368 - Step 5: Solve for x
x = 10,849,106,838,374,842,368/4,689,975,231.99 - Step 6: Final answer
x = 2,313,254,612.60
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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.