Finding the Fourth Proportional to 105,081,740.58, 157,569,692.76 and 35,027,166.09
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Solution
The fourth proportional to 105,081,740.58, 157,569,692.76 and 35,027,166.09 is: 52,523,109.81
Step by Step Solution
- Step 1: Write the proportion equation
105,081,740.58 : 157,569,692.76 = 35,027,166.09 : x - Step 2: Convert to fraction form
105,081,740.58/157,569,692.76 = 35,027,166.09/x - Step 3: Cross multiply
105,081,740.58x = 157,569,692.76 × 35,027,166.09 - Step 4: Simplify right side
105,081,740.58x = 5,519,219,799,054,791 - Step 5: Solve for x
x = 5,519,219,799,054,791/105,081,740.58 - Step 6: Final answer
x = 52,523,109.81
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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.