Finding the Fourth Proportional to 187,977,533.76, 281,897,409.60 and 65,124,120.96
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Solution
The fourth proportional to 187,977,533.76, 281,897,409.60 and 65,124,120.96 is: 97,662,314.39
Step by Step Solution
- Step 1: Write the proportion equation
187,977,533.76 : 281,897,409.60 = 65,124,120.96 : x - Step 2: Convert to fraction form
187,977,533.76/281,897,409.60 = 65,124,120.96/x - Step 3: Cross multiply
187,977,533.76x = 281,897,409.60 × 65,124,120.96 - Step 4: Simplify right side
187,977,533.76x = 18,358,321,001,101,068 - Step 5: Solve for x
x = 18,358,321,001,101,068/187,977,533.76 - Step 6: Final answer
x = 97,662,314.39
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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.