Finding the Fourth Proportional to 68,197,849.23, 102,361,447.29 and 42,211,544.30
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Solution
The fourth proportional to 68,197,849.23, 102,361,447.29 and 42,211,544.30 is: 63,357,346.53
Step by Step Solution
- Step 1: Write the proportion equation
68,197,849.23 : 102,361,447.29 = 42,211,544.30 : x - Step 2: Convert to fraction form
68,197,849.23/102,361,447.29 = 42,211,544.30/x - Step 3: Cross multiply
68,197,849.23x = 102,361,447.29 × 42,211,544.30 - Step 4: Simplify right side
68,197,849.23x = 4,320,834,766,382,143 - Step 5: Solve for x
x = 4,320,834,766,382,143/68,197,849.23 - Step 6: Final answer
x = 63,357,346.53
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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.