Finding the Fourth Proportional to 4,219,792,373.25, 6,330,270,625.47 and 2,449,996,572.78
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Solution
The fourth proportional to 4,219,792,373.25, 6,330,270,625.47 and 2,449,996,572.78 is: 3,675,332,804.40
Step by Step Solution
- Step 1: Write the proportion equation
4,219,792,373.25 : 6,330,270,625.47 = 2,449,996,572.78 : x - Step 2: Convert to fraction form
4,219,792,373.25/6,330,270,625.47 = 2,449,996,572.78/x - Step 3: Cross multiply
4,219,792,373.25x = 6,330,270,625.47 × 2,449,996,572.78 - Step 4: Simplify right side
4,219,792,373.25x = 15,509,141,337,171,408,896 - Step 5: Solve for x
x = 15,509,141,337,171,408,896/4,219,792,373.25 - Step 6: Final answer
x = 3,675,332,804.40
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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.