Finding the Fourth Proportional to 112,302,967.50, 167,968,149.84 and 66,134,785.14
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Solution
The fourth proportional to 112,302,967.50, 167,968,149.84 and 66,134,785.14 is: 98,915,796.68
Step by Step Solution
- Step 1: Write the proportion equation
112,302,967.50 : 167,968,149.84 = 66,134,785.14 : x - Step 2: Convert to fraction form
112,302,967.50/167,968,149.84 = 66,134,785.14/x - Step 3: Cross multiply
112,302,967.50x = 167,968,149.84 × 66,134,785.14 - Step 4: Simplify right side
112,302,967.50x = 11,108,537,500,031,726 - Step 5: Solve for x
x = 11,108,537,500,031,726/112,302,967.50 - Step 6: Final answer
x = 98,915,796.68
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.