Finding the Fourth Proportional to 177,129,123.40, 244,486,808.70 and 102,813,626.08
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Solution
The fourth proportional to 177,129,123.40, 244,486,808.70 and 102,813,626.08 is: 141,911,024.28
Step by Step Solution
- Step 1: Write the proportion equation
177,129,123.40 : 244,486,808.70 = 102,813,626.08 : x - Step 2: Convert to fraction form
177,129,123.40/244,486,808.70 = 102,813,626.08/x - Step 3: Cross multiply
177,129,123.40x = 244,486,808.70 × 102,813,626.08 - Step 4: Simplify right side
177,129,123.40x = 25,136,575,331,174,288 - Step 5: Solve for x
x = 25,136,575,331,174,288/177,129,123.40 - Step 6: Final answer
x = 141,911,024.28
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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.