Finding the Fourth Proportional to 213,989,283.80, 295,300,215.66 and 125,888,955.02
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Solution
The fourth proportional to 213,989,283.80, 295,300,215.66 and 125,888,955.02 is: 173,723,818.81
Step by Step Solution
- Step 1: Write the proportion equation
213,989,283.80 : 295,300,215.66 = 125,888,955.02 : x - Step 2: Convert to fraction form
213,989,283.80/295,300,215.66 = 125,888,955.02/x - Step 3: Cross multiply
213,989,283.80x = 295,300,215.66 × 125,888,955.02 - Step 4: Simplify right side
213,989,283.80x = 37,175,035,566,618,040 - Step 5: Solve for x
x = 37,175,035,566,618,040/213,989,283.80 - Step 6: Final answer
x = 173,723,818.81
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.