Finding the Fourth Proportional to 1,851,120,599.12, 2,774,728,716.84 and 607,226,251.56
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Solution
The fourth proportional to 1,851,120,599.12, 2,774,728,716.84 and 607,226,251.56 is: 910,198,999.80
Step by Step Solution
- Step 1: Write the proportion equation
1,851,120,599.12 : 2,774,728,716.84 = 607,226,251.56 : x - Step 2: Convert to fraction form
1,851,120,599.12/2,774,728,716.84 = 607,226,251.56/x - Step 3: Cross multiply
1,851,120,599.12x = 2,774,728,716.84 × 607,226,251.56 - Step 4: Simplify right side
1,851,120,599.12x = 1,684,888,117,822,641,664 - Step 5: Solve for x
x = 1,684,888,117,822,641,664/1,851,120,599.12 - Step 6: Final answer
x = 910,198,999.80
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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.