Finding the Fourth Proportional to 125,412,686.40, 188,180,659.26 and 56,374,268.70
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Solution
The fourth proportional to 125,412,686.40, 188,180,659.26 and 56,374,268.70 is: 84,589,106.20
Step by Step Solution
- Step 1: Write the proportion equation
125,412,686.40 : 188,180,659.26 = 56,374,268.70 : x - Step 2: Convert to fraction form
125,412,686.40/188,180,659.26 = 56,374,268.70/x - Step 3: Cross multiply
125,412,686.40x = 188,180,659.26 × 56,374,268.70 - Step 4: Simplify right side
125,412,686.40x = 10,608,547,049,266,384 - Step 5: Solve for x
x = 10,608,547,049,266,384/125,412,686.40 - Step 6: Final answer
x = 84,589,106.20
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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.