Finding the Fourth Proportional to 89,163,119.70, 133,744,679.55 and 89,163,119.70
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Solution
The fourth proportional to 89,163,119.70, 133,744,679.55 and 89,163,119.70 is: 133,744,679.55
Step by Step Solution
- Step 1: Write the proportion equation
89,163,119.70 : 133,744,679.55 = 89,163,119.70 : x - Step 2: Convert to fraction form
89,163,119.70/133,744,679.55 = 89,163,119.70/x - Step 3: Cross multiply
89,163,119.70x = 133,744,679.55 × 89,163,119.70 - Step 4: Simplify right side
89,163,119.70x = 11,925,092,871,954,792 - Step 5: Solve for x
x = 11,925,092,871,954,792/89,163,119.70 - Step 6: Final answer
x = 133,744,679.55
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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.