Finding the Fourth Proportional to 177,756,515.04, 245,304,350.84 and 99,441,376.36
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Solution
The fourth proportional to 177,756,515.04, 245,304,350.84 and 99,441,376.36 is: 137,229,300.82
Step by Step Solution
- Step 1: Write the proportion equation
177,756,515.04 : 245,304,350.84 = 99,441,376.36 : x - Step 2: Convert to fraction form
177,756,515.04/245,304,350.84 = 99,441,376.36/x - Step 3: Cross multiply
177,756,515.04x = 245,304,350.84 × 99,441,376.36 - Step 4: Simplify right side
177,756,515.04x = 24,393,402,274,625,924 - Step 5: Solve for x
x = 24,393,402,274,625,924/177,756,515.04 - Step 6: Final answer
x = 137,229,300.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.