Finding the Fourth Proportional to 709,787,502.68, 1,063,729,564.33 and 552,410,548.01
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Solution
The fourth proportional to 709,787,502.68, 1,063,729,564.33 and 552,410,548.01 is: 827,875,144.82
Step by Step Solution
- Step 1: Write the proportion equation
709,787,502.68 : 1,063,729,564.33 = 552,410,548.01 : x - Step 2: Convert to fraction form
709,787,502.68/1,063,729,564.33 = 552,410,548.01/x - Step 3: Cross multiply
709,787,502.68x = 1,063,729,564.33 × 552,410,548.01 - Step 4: Simplify right side
709,787,502.68x = 587,615,431,565,859,456 - Step 5: Solve for x
x = 587,615,431,565,859,456/709,787,502.68 - Step 6: Final answer
x = 827,875,144.82
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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.