Finding the Fourth Proportional to 699,019,202,560.42, 1,048,576,155,252.20 and 245,682,991,561.98
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Solution
The fourth proportional to 699,019,202,560.42, 1,048,576,155,252.20 and 245,682,991,561.98 is: 368,541,129,856.38
Step by Step Solution
- Step 1: Write the proportion equation
699,019,202,560.42 : 1,048,576,155,252.20 = 245,682,991,561.98 : x - Step 2: Convert to fraction form
699,019,202,560.42/1,048,576,155,252.20 = 245,682,991,561.98/x - Step 3: Cross multiply
699,019,202,560.42x = 1,048,576,155,252.20 × 245,682,991,561.98 - Step 4: Simplify right side
699,019,202,560.42x = 257,617,326,702,919,692,582,912 - Step 5: Solve for x
x = 257,617,326,702,919,692,582,912/699,019,202,560.42 - Step 6: Final answer
x = 368,541,129,856.38
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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.