Finding the Fourth Proportional to 1,720,379,378.37, 2,580,584,002.08 and 555,847,994.00
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Solution
The fourth proportional to 1,720,379,378.37, 2,580,584,002.08 and 555,847,994.00 is: 833,776,816.28
Step by Step Solution
- Step 1: Write the proportion equation
1,720,379,378.37 : 2,580,584,002.08 = 555,847,994.00 : x - Step 2: Convert to fraction form
1,720,379,378.37/2,580,584,002.08 = 555,847,994.00/x - Step 3: Cross multiply
1,720,379,378.37x = 2,580,584,002.08 × 555,847,994.00 - Step 4: Simplify right side
1,720,379,378.37x = 1,434,412,440,889,700,352 - Step 5: Solve for x
x = 1,434,412,440,889,700,352/1,720,379,378.37 - Step 6: Final answer
x = 833,776,816.28
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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.