Finding the Fourth Proportional to 125,819,994.20, 188,642,248.99 and 55,752,113.99
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Solution
The fourth proportional to 125,819,994.20, 188,642,248.99 and 55,752,113.99 is: 83,589,291.48
Step by Step Solution
- Step 1: Write the proportion equation
125,819,994.20 : 188,642,248.99 = 55,752,113.99 : x - Step 2: Convert to fraction form
125,819,994.20/188,642,248.99 = 55,752,113.99/x - Step 3: Cross multiply
125,819,994.20x = 188,642,248.99 × 55,752,113.99 - Step 4: Simplify right side
125,819,994.20x = 10,517,204,169,352,668 - Step 5: Solve for x
x = 10,517,204,169,352,668/125,819,994.20 - Step 6: Final answer
x = 83,589,291.48
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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.