Finding the Fourth Proportional to 74,485,777.77, 102,790,373.36 and 41,448,155.09
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Solution
The fourth proportional to 74,485,777.77, 102,790,373.36 and 41,448,155.09 is: 57,198,454.04
Step by Step Solution
- Step 1: Write the proportion equation
74,485,777.77 : 102,790,373.36 = 41,448,155.09 : x - Step 2: Convert to fraction form
74,485,777.77/102,790,373.36 = 41,448,155.09/x - Step 3: Cross multiply
74,485,777.77x = 102,790,373.36 × 41,448,155.09 - Step 4: Simplify right side
74,485,777.77x = 4,260,471,336,063,092 - Step 5: Solve for x
x = 4,260,471,336,063,092/74,485,777.77 - Step 6: Final answer
x = 57,198,454.04
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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.