Finding the Fourth Proportional to 133,035,077.80, 199,552,616.70 and 110,640,197.80
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Solution
The fourth proportional to 133,035,077.80, 199,552,616.70 and 110,640,197.80 is: 165,960,296.70
Step by Step Solution
- Step 1: Write the proportion equation
133,035,077.80 : 199,552,616.70 = 110,640,197.80 : x - Step 2: Convert to fraction form
133,035,077.80/199,552,616.70 = 110,640,197.80/x - Step 3: Cross multiply
133,035,077.80x = 199,552,616.70 × 110,640,197.80 - Step 4: Simplify right side
133,035,077.80x = 22,078,540,983,195,580 - Step 5: Solve for x
x = 22,078,540,983,195,580/133,035,077.80 - Step 6: Final answer
x = 165,960,296.70
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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.