Finding the Fourth Proportional to 5,430,364,886.32, 8,141,151,643.99 and 1,697,734,944.62
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Solution
The fourth proportional to 5,430,364,886.32, 8,141,151,643.99 and 1,697,734,944.62 is: 2,545,228,161.42
Step by Step Solution
- Step 1: Write the proportion equation
5,430,364,886.32 : 8,141,151,643.99 = 1,697,734,944.62 : x - Step 2: Convert to fraction form
5,430,364,886.32/8,141,151,643.99 = 1,697,734,944.62/x - Step 3: Cross multiply
5,430,364,886.32x = 8,141,151,643.99 × 1,697,734,944.62 - Step 4: Simplify right side
5,430,364,886.32x = 13,821,517,635,437,557,760 - Step 5: Solve for x
x = 13,821,517,635,437,557,760/5,430,364,886.32 - Step 6: Final answer
x = 2,545,228,161.42
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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.