Finding the Fourth Proportional to 2,554,434,101.70, 3,831,651,152.55 and 2,278,935,087.30
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Solution
The fourth proportional to 2,554,434,101.70, 3,831,651,152.55 and 2,278,935,087.30 is: 3,418,402,630.95
Step by Step Solution
- Step 1: Write the proportion equation
2,554,434,101.70 : 3,831,651,152.55 = 2,278,935,087.30 : x - Step 2: Convert to fraction form
2,554,434,101.70/3,831,651,152.55 = 2,278,935,087.30/x - Step 3: Cross multiply
2,554,434,101.70x = 3,831,651,152.55 × 2,278,935,087.30 - Step 4: Simplify right side
2,554,434,101.70x = 8,732,084,253,839,681,536 - Step 5: Solve for x
x = 8,732,084,253,839,681,536/2,554,434,101.70 - Step 6: Final answer
x = 3,418,402,630.95
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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.