Finding the Fourth Proportional to 248,060,587.24, 342,320,268.90 and 138,052,271.08
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Solution
The fourth proportional to 248,060,587.24, 342,320,268.90 and 138,052,271.08 is: 190,510,274.46
Step by Step Solution
- Step 1: Write the proportion equation
248,060,587.24 : 342,320,268.90 = 138,052,271.08 : x - Step 2: Convert to fraction form
248,060,587.24/342,320,268.90 = 138,052,271.08/x - Step 3: Cross multiply
248,060,587.24x = 342,320,268.90 × 138,052,271.08 - Step 4: Simplify right side
248,060,587.24x = 47,258,090,558,361,296 - Step 5: Solve for x
x = 47,258,090,558,361,296/248,060,587.24 - Step 6: Final answer
x = 190,510,274.46
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.