Finding the Fourth Proportional to 2,947,204,058.60, 4,420,806,087.90 and 1,397,522,102.60
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Solution
The fourth proportional to 2,947,204,058.60, 4,420,806,087.90 and 1,397,522,102.60 is: 2,096,283,153.90
Step by Step Solution
- Step 1: Write the proportion equation
2,947,204,058.60 : 4,420,806,087.90 = 1,397,522,102.60 : x - Step 2: Convert to fraction form
2,947,204,058.60/4,420,806,087.90 = 1,397,522,102.60/x - Step 3: Cross multiply
2,947,204,058.60x = 4,420,806,087.90 × 1,397,522,102.60 - Step 4: Simplify right side
2,947,204,058.60x = 6,178,174,219,148,887,040 - Step 5: Solve for x
x = 6,178,174,219,148,887,040/2,947,204,058.60 - Step 6: Final answer
x = 2,096,283,153.90
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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.