Finding the Fourth Proportional to 115,440,301.63, 173,436,699.42 and 74,022,325.07
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Solution
The fourth proportional to 115,440,301.63, 173,436,699.42 and 74,022,325.07 is: 111,210,621.95
Step by Step Solution
- Step 1: Write the proportion equation
115,440,301.63 : 173,436,699.42 = 74,022,325.07 : x - Step 2: Convert to fraction form
115,440,301.63/173,436,699.42 = 74,022,325.07/x - Step 3: Cross multiply
115,440,301.63x = 173,436,699.42 × 74,022,325.07 - Step 4: Simplify right side
115,440,301.63x = 12,838,187,742,667,936 - Step 5: Solve for x
x = 12,838,187,742,667,936/115,440,301.63 - Step 6: Final answer
x = 111,210,621.95
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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.