Finding the Fourth Proportional to 182,118,974.49, 251,406,260.05 and 116,128,174.05
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Solution
The fourth proportional to 182,118,974.49, 251,406,260.05 and 116,128,174.05 is: 160,309,215.48
Step by Step Solution
- Step 1: Write the proportion equation
182,118,974.49 : 251,406,260.05 = 116,128,174.05 : x - Step 2: Convert to fraction form
182,118,974.49/251,406,260.05 = 116,128,174.05/x - Step 3: Cross multiply
182,118,974.49x = 251,406,260.05 × 116,128,174.05 - Step 4: Simplify right side
182,118,974.49x = 29,195,349,924,345,964 - Step 5: Solve for x
x = 29,195,349,924,345,964/182,118,974.49 - Step 6: Final answer
x = 160,309,215.48
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1.5x scale
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.