Finding the Fourth Proportional to 2,490,923,057.29, 3,437,545,563.60 and 1,377,160,895.95
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Solution
The fourth proportional to 2,490,923,057.29, 3,437,545,563.60 and 1,377,160,895.95 is: 1,900,521,701.94
Step by Step Solution
- Step 1: Write the proportion equation
2,490,923,057.29 : 3,437,545,563.60 = 1,377,160,895.95 : x - Step 2: Convert to fraction form
2,490,923,057.29/3,437,545,563.60 = 1,377,160,895.95/x - Step 3: Cross multiply
2,490,923,057.29x = 3,437,545,563.60 × 1,377,160,895.95 - Step 4: Simplify right side
2,490,923,057.29x = 4,734,053,328,234,460,160 - Step 5: Solve for x
x = 4,734,053,328,234,460,160/2,490,923,057.29 - Step 6: Final answer
x = 1,900,521,701.94
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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.