Finding the Fourth Proportional to 178,474,967.22, 246,124,289.63 and 114,830,348.19
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Solution
The fourth proportional to 178,474,967.22, 246,124,289.63 and 114,830,348.19 is: 158,355,753.27
Step by Step Solution
- Step 1: Write the proportion equation
178,474,967.22 : 246,124,289.63 = 114,830,348.19 : x - Step 2: Convert to fraction form
178,474,967.22/246,124,289.63 = 114,830,348.19/x - Step 3: Cross multiply
178,474,967.22x = 246,124,289.63 × 114,830,348.19 - Step 4: Simplify right side
178,474,967.22x = 28,262,537,874,946,924 - Step 5: Solve for x
x = 28,262,537,874,946,924/178,474,967.22 - Step 6: Final answer
x = 158,355,753.27
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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.