Finding the Fourth Proportional to 1,529,923,811.70, 2,294,885,717.55 and 1,197,029,169.30
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Solution
The fourth proportional to 1,529,923,811.70, 2,294,885,717.55 and 1,197,029,169.30 is: 1,795,543,753.95
Step by Step Solution
- Step 1: Write the proportion equation
1,529,923,811.70 : 2,294,885,717.55 = 1,197,029,169.30 : x - Step 2: Convert to fraction form
1,529,923,811.70/2,294,885,717.55 = 1,197,029,169.30/x - Step 3: Cross multiply
1,529,923,811.70x = 2,294,885,717.55 × 1,197,029,169.30 - Step 4: Simplify right side
1,529,923,811.70x = 2,747,045,144,117,310,976 - Step 5: Solve for x
x = 2,747,045,144,117,310,976/1,529,923,811.70 - Step 6: Final answer
x = 1,795,543,753.95
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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.