Finding the Fourth Proportional to 587,723,911.29, 881,713,412.91 and 178,769,432.97
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Solution
The fourth proportional to 587,723,911.29, 881,713,412.91 and 178,769,432.97 is: 268,192,945.43
Step by Step Solution
- Step 1: Write the proportion equation
587,723,911.29 : 881,713,412.91 = 178,769,432.97 : x - Step 2: Convert to fraction form
587,723,911.29/881,713,412.91 = 178,769,432.97/x - Step 3: Cross multiply
587,723,911.29x = 881,713,412.91 × 178,769,432.97 - Step 4: Simplify right side
587,723,911.29x = 157,623,406,867,964,160 - Step 5: Solve for x
x = 157,623,406,867,964,160/587,723,911.29 - Step 6: Final answer
x = 268,192,945.43
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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.