Finding the Fourth Proportional to 125,412,658.81, 188,180,617.87 and 56,374,241.06
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Solution
The fourth proportional to 125,412,658.81, 188,180,617.87 and 56,374,241.06 is: 84,589,064.74
Step by Step Solution
- Step 1: Write the proportion equation
125,412,658.81 : 188,180,617.87 = 56,374,241.06 : x - Step 2: Convert to fraction form
125,412,658.81/188,180,617.87 = 56,374,241.06/x - Step 3: Cross multiply
125,412,658.81x = 188,180,617.87 × 56,374,241.06 - Step 4: Simplify right side
125,412,658.81x = 10,608,539,515,164,044 - Step 5: Solve for x
x = 10,608,539,515,164,044/125,412,658.81 - Step 6: Final answer
x = 84,589,064.74
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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.