Finding the Fourth Proportional to 99,347,157.60, 137,102,125.60 and 55,296,603.60
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Solution
The fourth proportional to 99,347,157.60, 137,102,125.60 and 55,296,603.60 is: 76,311,009.55
Step by Step Solution
- Step 1: Write the proportion equation
99,347,157.60 : 137,102,125.60 = 55,296,603.60 : x - Step 2: Convert to fraction form
99,347,157.60/137,102,125.60 = 55,296,603.60/x - Step 3: Cross multiply
99,347,157.60x = 137,102,125.60 × 55,296,603.60 - Step 4: Simplify right side
99,347,157.60x = 7,581,281,892,020,612 - Step 5: Solve for x
x = 7,581,281,892,020,612/99,347,157.60 - Step 6: Final answer
x = 76,311,009.55
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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.