Finding the Fourth Proportional to 97,778,509.80, 146,614,620.60 and 40,276,593.60
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Solution
The fourth proportional to 97,778,509.80, 146,614,620.60 and 40,276,593.60 is: 60,392,999.46
Step by Step Solution
- Step 1: Write the proportion equation
97,778,509.80 : 146,614,620.60 = 40,276,593.60 : x - Step 2: Convert to fraction form
97,778,509.80/146,614,620.60 = 40,276,593.60/x - Step 3: Cross multiply
97,778,509.80x = 146,614,620.60 × 40,276,593.60 - Step 4: Simplify right side
97,778,509.80x = 5,905,137,489,724,388 - Step 5: Solve for x
x = 5,905,137,489,724,388/97,778,509.80 - Step 6: Final answer
x = 60,392,999.46
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.