Finding the Fourth Proportional to 248,832,181.20, 373,248,271.80 and 121,430,197.20
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Solution
The fourth proportional to 248,832,181.20, 373,248,271.80 and 121,430,197.20 is: 182,145,295.80
Step by Step Solution
- Step 1: Write the proportion equation
248,832,181.20 : 373,248,271.80 = 121,430,197.20 : x - Step 2: Convert to fraction form
248,832,181.20/373,248,271.80 = 121,430,197.20/x - Step 3: Cross multiply
248,832,181.20x = 373,248,271.80 × 121,430,197.20 - Step 4: Simplify right side
248,832,181.20x = 45,323,611,249,233,200 - Step 5: Solve for x
x = 45,323,611,249,233,200/248,832,181.20 - Step 6: Final answer
x = 182,145,295.80
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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.