Finding the Fourth Proportional to 1,133,873,092.20, 1,700,809,638.30 and 940,162,847.70
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Solution
The fourth proportional to 1,133,873,092.20, 1,700,809,638.30 and 940,162,847.70 is: 1,410,244,271.55
Step by Step Solution
- Step 1: Write the proportion equation
1,133,873,092.20 : 1,700,809,638.30 = 940,162,847.70 : x - Step 2: Convert to fraction form
1,133,873,092.20/1,700,809,638.30 = 940,162,847.70/x - Step 3: Cross multiply
1,133,873,092.20x = 1,700,809,638.30 × 940,162,847.70 - Step 4: Simplify right side
1,133,873,092.20x = 1,599,038,032,939,735,040 - Step 5: Solve for x
x = 1,599,038,032,939,735,040/1,133,873,092.20 - Step 6: Final answer
x = 1,410,244,271.55
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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.