Finding the Fourth Proportional to 74,135,756.08, 102,246,680.24 and 52,181,930.80
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Solution
The fourth proportional to 74,135,756.08, 102,246,680.24 and 52,181,930.80 is: 71,968,365.54
Step by Step Solution
- Step 1: Write the proportion equation
74,135,756.08 : 102,246,680.24 = 52,181,930.80 : x - Step 2: Convert to fraction form
74,135,756.08/102,246,680.24 = 52,181,930.80/x - Step 3: Cross multiply
74,135,756.08x = 102,246,680.24 × 52,181,930.80 - Step 4: Simplify right side
74,135,756.08x = 5,335,429,192,813,407 - Step 5: Solve for x
x = 5,335,429,192,813,407/74,135,756.08 - Step 6: Final answer
x = 71,968,365.54
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.