Finding the Fourth Proportional to 175,512,954.71, 263,269,432.08 and 84,813,690.71
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Solution
The fourth proportional to 175,512,954.71, 263,269,432.08 and 84,813,690.71 is: 127,220,536.07
Step by Step Solution
- Step 1: Write the proportion equation
175,512,954.71 : 263,269,432.08 = 84,813,690.71 : x - Step 2: Convert to fraction form
175,512,954.71/263,269,432.08 = 84,813,690.71/x - Step 3: Cross multiply
175,512,954.71x = 263,269,432.08 × 84,813,690.71 - Step 4: Simplify right side
175,512,954.71x = 22,328,852,186,488,648 - Step 5: Solve for x
x = 22,328,852,186,488,648/175,512,954.71 - Step 6: Final answer
x = 127,220,536.07
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1.5x scale
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.