Finding the Fourth Proportional to 2,586,548,701.08, 3,569,438,639.70 and 1,397,117,664.36
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Solution
The fourth proportional to 2,586,548,701.08, 3,569,438,639.70 and 1,397,117,664.36 is: 1,928,023,150.42
Step by Step Solution
- Step 1: Write the proportion equation
2,586,548,701.08 : 3,569,438,639.70 = 1,397,117,664.36 : x - Step 2: Convert to fraction form
2,586,548,701.08/3,569,438,639.70 = 1,397,117,664.36/x - Step 3: Cross multiply
2,586,548,701.08x = 3,569,438,639.70 × 1,397,117,664.36 - Step 4: Simplify right side
2,586,548,701.08x = 4,986,925,775,373,999,104 - Step 5: Solve for x
x = 4,986,925,775,373,999,104/2,586,548,701.08 - Step 6: Final answer
x = 1,928,023,150.42
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.