Finding the Fourth Proportional to 4,540,303,712.28, 6,265,616,351.58 and 2,454,220,640.28
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Solution
The fourth proportional to 4,540,303,712.28, 6,265,616,351.58 and 2,454,220,640.28 is: 3,386,822,985.55
Step by Step Solution
- Step 1: Write the proportion equation
4,540,303,712.28 : 6,265,616,351.58 = 2,454,220,640.28 : x - Step 2: Convert to fraction form
4,540,303,712.28/6,265,616,351.58 = 2,454,220,640.28/x - Step 3: Cross multiply
4,540,303,712.28x = 6,265,616,351.58 × 2,454,220,640.28 - Step 4: Simplify right side
4,540,303,712.28x = 15,377,204,974,123,505,664 - Step 5: Solve for x
x = 15,377,204,974,123,505,664/4,540,303,712.28 - Step 6: Final answer
x = 3,386,822,985.55
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1.5x scale
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.