Finding the Fourth Proportional to 122,420,734.29, 183,596,992.74 and 40,546,023.80
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Solution
The fourth proportional to 122,420,734.29, 183,596,992.74 and 40,546,023.80 is: 60,807,738.82
Step by Step Solution
- Step 1: Write the proportion equation
122,420,734.29 : 183,596,992.74 = 40,546,023.80 : x - Step 2: Convert to fraction form
122,420,734.29/183,596,992.74 = 40,546,023.80/x - Step 3: Cross multiply
122,420,734.29x = 183,596,992.74 × 40,546,023.80 - Step 4: Simplify right side
122,420,734.29x = 7,444,128,036,326,483 - Step 5: Solve for x
x = 7,444,128,036,326,483/122,420,734.29 - Step 6: Final answer
x = 60,807,738.82
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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.