Finding the Fourth Proportional to 3,106,456,328.18, 4,659,701,913.21 and 1,036,172,406.62
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Solution
The fourth proportional to 3,106,456,328.18, 4,659,701,913.21 and 1,036,172,406.62 is: 1,554,264,420.76
Step by Step Solution
- Step 1: Write the proportion equation
3,106,456,328.18 : 4,659,701,913.21 = 1,036,172,406.62 : x - Step 2: Convert to fraction form
3,106,456,328.18/4,659,701,913.21 = 1,036,172,406.62/x - Step 3: Cross multiply
3,106,456,328.18x = 4,659,701,913.21 × 1,036,172,406.62 - Step 4: Simplify right side
3,106,456,328.18x = 4,828,254,545,542,624,256 - Step 5: Solve for x
x = 4,828,254,545,542,624,256/3,106,456,328.18 - Step 6: Final answer
x = 1,554,264,420.76
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1.5x scale
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.