Finding the Fourth Proportional to 302,090,530,534.06, 416,886,625,420.36 and 171,879,381,967.88
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Solution
The fourth proportional to 302,090,530,534.06, 416,886,625,420.36 and 171,879,381,967.88 is: 237,194,510,537.12
Step by Step Solution
- Step 1: Write the proportion equation
302,090,530,534.06 : 416,886,625,420.36 = 171,879,381,967.88 : x - Step 2: Convert to fraction form
302,090,530,534.06/416,886,625,420.36 = 171,879,381,967.88/x - Step 3: Cross multiply
302,090,530,534.06x = 416,886,625,420.36 × 171,879,381,967.88 - Step 4: Simplify right side
302,090,530,534.06x = 71,654,215,527,926,566,223,872 - Step 5: Solve for x
x = 71,654,215,527,926,566,223,872/302,090,530,534.06 - Step 6: Final answer
x = 237,194,510,537.12
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.