Finding the Fourth Proportional to 4,330,823,907.16, 6,495,195,711.99 and 1,999,520,966.98
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Solution
The fourth proportional to 4,330,823,907.16, 6,495,195,711.99 and 1,999,520,966.98 is: 2,998,801,218.70
Step by Step Solution
- Step 1: Write the proportion equation
4,330,823,907.16 : 6,495,195,711.99 = 1,999,520,966.98 : x - Step 2: Convert to fraction form
4,330,823,907.16/6,495,195,711.99 = 1,999,520,966.98/x - Step 3: Cross multiply
4,330,823,907.16x = 6,495,195,711.99 × 1,999,520,966.98 - Step 4: Simplify right side
4,330,823,907.16x = 12,987,280,010,746,355,712 - Step 5: Solve for x
x = 12,987,280,010,746,355,712/4,330,823,907.16 - Step 6: Final answer
x = 2,998,801,218.70
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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.