Finding the Fourth Proportional to 185,154,361.62, 277,730,988.84 and 46,979,701.62
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Solution
The fourth proportional to 185,154,361.62, 277,730,988.84 and 46,979,701.62 is: 70,469,411.97
Step by Step Solution
- Step 1: Write the proportion equation
185,154,361.62 : 277,730,988.84 = 46,979,701.62 : x - Step 2: Convert to fraction form
185,154,361.62/277,730,988.84 = 46,979,701.62/x - Step 3: Cross multiply
185,154,361.62x = 277,730,988.84 × 46,979,701.62 - Step 4: Simplify right side
185,154,361.62x = 13,047,718,986,330,748 - Step 5: Solve for x
x = 13,047,718,986,330,748/185,154,361.62 - Step 6: Final answer
x = 70,469,411.97
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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.