Finding the Fourth Proportional to 165,888,173.70, 248,832,260.55 and 164,880,404.10
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Solution
The fourth proportional to 165,888,173.70, 248,832,260.55 and 164,880,404.10 is: 247,320,606.15
Step by Step Solution
- Step 1: Write the proportion equation
165,888,173.70 : 248,832,260.55 = 164,880,404.10 : x - Step 2: Convert to fraction form
165,888,173.70/248,832,260.55 = 164,880,404.10/x - Step 3: Cross multiply
165,888,173.70x = 248,832,260.55 × 164,880,404.10 - Step 4: Simplify right side
165,888,173.70x = 41,027,563,672,600,488 - Step 5: Solve for x
x = 41,027,563,672,600,488/165,888,173.70 - Step 6: Final answer
x = 247,320,606.15
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1.5x scale
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.