Finding the Fourth Proportional to 73,842,351.40, 110,863,254.30 and 43,168,364.20
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Solution
The fourth proportional to 73,842,351.40, 110,863,254.30 and 43,168,364.20 is: 64,810,846.99
Step by Step Solution
- Step 1: Write the proportion equation
73,842,351.40 : 110,863,254.30 = 43,168,364.20 : x - Step 2: Convert to fraction form
73,842,351.40/110,863,254.30 = 43,168,364.20/x - Step 3: Cross multiply
73,842,351.40x = 110,863,254.30 × 43,168,364.20 - Step 4: Simplify right side
73,842,351.40x = 4,785,785,338,019,616 - Step 5: Solve for x
x = 4,785,785,338,019,616/73,842,351.40 - Step 6: Final answer
x = 64,810,846.99
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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.