Finding the Fourth Proportional to 195,609,965.80, 293,414,948.70 and 93,573,293.80
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Solution
The fourth proportional to 195,609,965.80, 293,414,948.70 and 93,573,293.80 is: 140,359,940.70
Step by Step Solution
- Step 1: Write the proportion equation
195,609,965.80 : 293,414,948.70 = 93,573,293.80 : x - Step 2: Convert to fraction form
195,609,965.80/293,414,948.70 = 93,573,293.80/x - Step 3: Cross multiply
195,609,965.80x = 293,414,948.70 × 93,573,293.80 - Step 4: Simplify right side
195,609,965.80x = 27,455,803,200,017,028 - Step 5: Solve for x
x = 27,455,803,200,017,028/195,609,965.80 - Step 6: Final answer
x = 140,359,940.70
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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.