Finding the Fourth Proportional to 310,315,101.09, 465,586,154.00 and 144,397,736.76
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Solution
The fourth proportional to 310,315,101.09, 465,586,154.00 and 144,397,736.76 is: 216,649,420.76
Step by Step Solution
- Step 1: Write the proportion equation
310,315,101.09 : 465,586,154.00 = 144,397,736.76 : x - Step 2: Convert to fraction form
310,315,101.09/465,586,154.00 = 144,397,736.76/x - Step 3: Cross multiply
310,315,101.09x = 465,586,154.00 × 144,397,736.76 - Step 4: Simplify right side
310,315,101.09x = 67,229,586,903,670,832 - Step 5: Solve for x
x = 67,229,586,903,670,832/310,315,101.09 - Step 6: Final answer
x = 216,649,420.76
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.