Finding the Fourth Proportional to 68,485,753.49, 102,763,948.94 and 32,097,840.60
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Solution
The fourth proportional to 68,485,753.49, 102,763,948.94 and 32,097,840.60 is: 48,163,314.03
Step by Step Solution
- Step 1: Write the proportion equation
68,485,753.49 : 102,763,948.94 = 32,097,840.60 : x - Step 2: Convert to fraction form
68,485,753.49/102,763,948.94 = 32,097,840.60/x - Step 3: Cross multiply
68,485,753.49x = 102,763,948.94 × 32,097,840.60 - Step 4: Simplify right side
68,485,753.49x = 3,298,500,852,269,854 - Step 5: Solve for x
x = 3,298,500,852,269,854/68,485,753.49 - Step 6: Final answer
x = 48,163,314.03
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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.