Finding the Fourth Proportional to 115,776,632.79, 173,628,076.10 and 38,035,491.48
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Solution
The fourth proportional to 115,776,632.79, 173,628,076.10 and 38,035,491.48 is: 57,041,123.50
Step by Step Solution
- Step 1: Write the proportion equation
115,776,632.79 : 173,628,076.10 = 38,035,491.48 : x - Step 2: Convert to fraction form
115,776,632.79/173,628,076.10 = 38,035,491.48/x - Step 3: Cross multiply
115,776,632.79x = 173,628,076.10 × 38,035,491.48 - Step 4: Simplify right side
115,776,632.79x = 6,604,029,209,000,164 - Step 5: Solve for x
x = 6,604,029,209,000,164/115,776,632.79 - Step 6: Final answer
x = 57,041,123.50
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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.