Finding the Fourth Proportional to 162,666,572.24, 224,290,218.32 and 121,341,720.08
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Solution
The fourth proportional to 162,666,572.24, 224,290,218.32 and 121,341,720.08 is: 167,310,102.58
Step by Step Solution
- Step 1: Write the proportion equation
162,666,572.24 : 224,290,218.32 = 121,341,720.08 : x - Step 2: Convert to fraction form
162,666,572.24/224,290,218.32 = 121,341,720.08/x - Step 3: Cross multiply
162,666,572.24x = 224,290,218.32 × 121,341,720.08 - Step 4: Simplify right side
162,666,572.24x = 27,215,760,888,067,528 - Step 5: Solve for x
x = 27,215,760,888,067,528/162,666,572.24 - Step 6: Final answer
x = 167,310,102.58
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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.