Finding the Fourth Proportional to 2,350,009,189,848.20, 3,526,623,961,469.70 and 820,185,490,729.02
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Solution
The fourth proportional to 2,350,009,189,848.20, 3,526,623,961,469.70 and 820,185,490,729.02 is: 1,230,840,209,880.88
Step by Step Solution
- Step 1: Write the proportion equation
2,350,009,189,848.20 : 3,526,623,961,469.70 = 820,185,490,729.02 : x - Step 2: Convert to fraction form
2,350,009,189,848.20/3,526,623,961,469.70 = 820,185,490,729.02/x - Step 3: Cross multiply
2,350,009,189,848.20x = 3,526,623,961,469.70 × 820,185,490,729.02 - Step 4: Simplify right side
2,350,009,189,848.20x = 2,892,485,804,454,746,450,296,832 - Step 5: Solve for x
x = 2,892,485,804,454,746,450,296,832/2,350,009,189,848.20 - Step 6: Final answer
x = 1,230,840,209,880.88
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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.