Finding the Fourth Proportional to 2,669,230,823.80, 4,003,846,235.70 and 2,487,832,295.80
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Solution
The fourth proportional to 2,669,230,823.80, 4,003,846,235.70 and 2,487,832,295.80 is: 3,731,748,443.70
Step by Step Solution
- Step 1: Write the proportion equation
2,669,230,823.80 : 4,003,846,235.70 = 2,487,832,295.80 : x - Step 2: Convert to fraction form
2,669,230,823.80/4,003,846,235.70 = 2,487,832,295.80/x - Step 3: Cross multiply
2,669,230,823.80x = 4,003,846,235.70 × 2,487,832,295.80 - Step 4: Simplify right side
2,669,230,823.80x = 9,960,897,972,591,718,400 - Step 5: Solve for x
x = 9,960,897,972,591,718,400/2,669,230,823.80 - Step 6: Final answer
x = 3,731,748,443.70
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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.