Finding the Fourth Proportional to 1,451,569,292.80, 2,177,353,939.20 and 1,301,915,507.20
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Solution
The fourth proportional to 1,451,569,292.80, 2,177,353,939.20 and 1,301,915,507.20 is: 1,952,873,260.80
Step by Step Solution
- Step 1: Write the proportion equation
1,451,569,292.80 : 2,177,353,939.20 = 1,301,915,507.20 : x - Step 2: Convert to fraction form
1,451,569,292.80/2,177,353,939.20 = 1,301,915,507.20/x - Step 3: Cross multiply
1,451,569,292.80x = 2,177,353,939.20 × 1,301,915,507.20 - Step 4: Simplify right side
1,451,569,292.80x = 2,834,730,858,107,485,696 - Step 5: Solve for x
x = 2,834,730,858,107,485,696/1,451,569,292.80 - Step 6: Final answer
x = 1,952,873,260.80
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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.