Finding the Fourth Proportional to 175,878,116.70, 263,817,175.05 and 149,802,078.30
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Solution
The fourth proportional to 175,878,116.70, 263,817,175.05 and 149,802,078.30 is: 224,703,117.45
Step by Step Solution
- Step 1: Write the proportion equation
175,878,116.70 : 263,817,175.05 = 149,802,078.30 : x - Step 2: Convert to fraction form
175,878,116.70/263,817,175.05 = 149,802,078.30/x - Step 3: Cross multiply
175,878,116.70x = 263,817,175.05 × 149,802,078.30 - Step 4: Simplify right side
175,878,116.70x = 39,520,361,113,724,912 - Step 5: Solve for x
x = 39,520,361,113,724,912/175,878,116.70 - Step 6: Final answer
x = 224,703,117.45
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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.