Finding the Fourth Proportional to 1,632,754,739.07, 2,253,392,829.05 and 928,012,655.79
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Solution
The fourth proportional to 1,632,754,739.07, 2,253,392,829.05 and 928,012,655.79 is: 1,280,766,188.44
Step by Step Solution
- Step 1: Write the proportion equation
1,632,754,739.07 : 2,253,392,829.05 = 928,012,655.79 : x - Step 2: Convert to fraction form
1,632,754,739.07/2,253,392,829.05 = 928,012,655.79/x - Step 3: Cross multiply
1,632,754,739.07x = 2,253,392,829.05 × 928,012,655.79 - Step 4: Simplify right side
1,632,754,739.07x = 2,091,177,063,820,192,000 - Step 5: Solve for x
x = 2,091,177,063,820,192,000/1,632,754,739.07 - Step 6: Final answer
x = 1,280,766,188.44
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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.