Finding the Fourth Proportional to 412,777,290.96, 619,255,515.96 and 125,555,490
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Solution
The fourth proportional to 412,777,290.96, 619,255,515.96 and 125,555,490 is: 188,360,482.62
Step by Step Solution
- Step 1: Write the proportion equation
412,777,290.96 : 619,255,515.96 = 125,555,490 : x - Step 2: Convert to fraction form
412,777,290.96/619,255,515.96 = 125,555,490/x - Step 3: Cross multiply
412,777,290.96x = 619,255,515.96 × 125,555,490 - Step 4: Simplify right side
412,777,290.96x = 77,750,929,741,560,624 - Step 5: Solve for x
x = 77,750,929,741,560,624/412,777,290.96 - Step 6: Final answer
x = 188,360,482.62
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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.