Finding the Fourth Proportional to 133,058,820.60, 199,588,230.90 and 61,395,204.60
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Solution
The fourth proportional to 133,058,820.60, 199,588,230.90 and 61,395,204.60 is: 92,092,806.90
Step by Step Solution
- Step 1: Write the proportion equation
133,058,820.60 : 199,588,230.90 = 61,395,204.60 : x - Step 2: Convert to fraction form
133,058,820.60/199,588,230.90 = 61,395,204.60/x - Step 3: Cross multiply
133,058,820.60x = 199,588,230.90 × 61,395,204.60 - Step 4: Simplify right side
133,058,820.60x = 12,253,760,271,857,542 - Step 5: Solve for x
x = 12,253,760,271,857,542/133,058,820.60 - Step 6: Final answer
x = 92,092,806.90
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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.