Finding the Fourth Proportional to 130,567,235.60, 195,682,891.80 and 79,394,934.80
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Solution
The fourth proportional to 130,567,235.60, 195,682,891.80 and 79,394,934.80 is: 118,990,268.61
Step by Step Solution
- Step 1: Write the proportion equation
130,567,235.60 : 195,682,891.80 = 79,394,934.80 : x - Step 2: Convert to fraction form
130,567,235.60/195,682,891.80 = 79,394,934.80/x - Step 3: Cross multiply
130,567,235.60x = 195,682,891.80 × 79,394,934.80 - Step 4: Simplify right side
130,567,235.60x = 15,536,230,435,936,456 - Step 5: Solve for x
x = 15,536,230,435,936,456/130,567,235.60 - Step 6: Final answer
x = 118,990,268.61
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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.