Finding the Fourth Proportional to 133,035,041.80, 199,552,562.70 and 110,640,161.80
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Solution
The fourth proportional to 133,035,041.80, 199,552,562.70 and 110,640,161.80 is: 165,960,242.70
Step by Step Solution
- Step 1: Write the proportion equation
133,035,041.80 : 199,552,562.70 = 110,640,161.80 : x - Step 2: Convert to fraction form
133,035,041.80/199,552,562.70 = 110,640,161.80/x - Step 3: Cross multiply
133,035,041.80x = 199,552,562.70 × 110,640,161.80 - Step 4: Simplify right side
133,035,041.80x = 22,078,527,824,732,644 - Step 5: Solve for x
x = 22,078,527,824,732,644/133,035,041.80 - Step 6: Final answer
x = 165,960,242.70
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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.