Finding the Fourth Proportional to 677,806,455.76, 1,016,245,531.08 and 345,169,575
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Solution
The fourth proportional to 677,806,455.76, 1,016,245,531.08 and 345,169,575 is: 517,517,995.11
Step by Step Solution
- Step 1: Write the proportion equation
677,806,455.76 : 1,016,245,531.08 = 345,169,575 : x - Step 2: Convert to fraction form
677,806,455.76/1,016,245,531.08 = 345,169,575/x - Step 3: Cross multiply
677,806,455.76x = 1,016,245,531.08 × 345,169,575 - Step 4: Simplify right side
677,806,455.76x = 350,777,038,058,532,928 - Step 5: Solve for x
x = 350,777,038,058,532,928/677,806,455.76 - Step 6: Final answer
x = 517,517,995.11
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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.