Finding the Fourth Proportional to 248,060,587.99, 342,320,269.93 and 138,052,271.83
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Solution
The fourth proportional to 248,060,587.99, 342,320,269.93 and 138,052,271.83 is: 190,510,275.49
Step by Step Solution
- Step 1: Write the proportion equation
248,060,587.99 : 342,320,269.93 = 138,052,271.83 : x - Step 2: Convert to fraction form
248,060,587.99/342,320,269.93 = 138,052,271.83/x - Step 3: Cross multiply
248,060,587.99x = 342,320,269.93 × 138,052,271.83 - Step 4: Simplify right side
248,060,587.99x = 47,258,090,957,295,344 - Step 5: Solve for x
x = 47,258,090,957,295,344/248,060,587.99 - Step 6: Final answer
x = 190,510,275.49
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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.