Finding the Fourth Proportional to 134,331,802.87, 201,497,042.74 and 52,458,997.49
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Solution
The fourth proportional to 134,331,802.87, 201,497,042.74 and 52,458,997.49 is: 78,688,237.89
Step by Step Solution
- Step 1: Write the proportion equation
134,331,802.87 : 201,497,042.74 = 52,458,997.49 : x - Step 2: Convert to fraction form
134,331,802.87/201,497,042.74 = 52,458,997.49/x - Step 3: Cross multiply
134,331,802.87x = 201,497,042.74 × 52,458,997.49 - Step 4: Simplify right side
134,331,802.87x = 10,570,332,860,041,374 - Step 5: Solve for x
x = 10,570,332,860,041,374/134,331,802.87 - Step 6: Final answer
x = 78,688,237.89
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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.