Finding the Fourth Proportional to 188,119,029.60, 282,270,988.89 and 84,561,403.05
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Solution
The fourth proportional to 188,119,029.60, 282,270,988.89 and 84,561,403.05 is: 126,883,659.31
Step by Step Solution
- Step 1: Write the proportion equation
188,119,029.60 : 282,270,988.89 = 84,561,403.05 : x - Step 2: Convert to fraction form
188,119,029.60/282,270,988.89 = 84,561,403.05/x - Step 3: Cross multiply
188,119,029.60x = 282,270,988.89 × 84,561,403.05 - Step 4: Simplify right side
188,119,029.60x = 23,869,230,860,849,360 - Step 5: Solve for x
x = 23,869,230,860,849,360/188,119,029.60 - Step 6: Final answer
x = 126,883,659.31
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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.