Finding the Fourth Proportional to 461,017,946.30, 691,527,037.30 and 129,073,859.98
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Solution
The fourth proportional to 461,017,946.30, 691,527,037.30 and 129,073,859.98 is: 193,610,822.96
Step by Step Solution
- Step 1: Write the proportion equation
461,017,946.30 : 691,527,037.30 = 129,073,859.98 : x - Step 2: Convert to fraction form
461,017,946.30/691,527,037.30 = 129,073,859.98/x - Step 3: Cross multiply
461,017,946.30x = 691,527,037.30 × 129,073,859.98 - Step 4: Simplify right side
461,017,946.30x = 89,258,063,982,792,944 - Step 5: Solve for x
x = 89,258,063,982,792,944/461,017,946.30 - Step 6: Final answer
x = 193,610,822.96
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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.