Finding the Fourth Proportional to 73,811,405.10, 110,717,107.65 and 73,386,252.30
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Solution
The fourth proportional to 73,811,405.10, 110,717,107.65 and 73,386,252.30 is: 110,079,378.45
Step by Step Solution
- Step 1: Write the proportion equation
73,811,405.10 : 110,717,107.65 = 73,386,252.30 : x - Step 2: Convert to fraction form
73,811,405.10/110,717,107.65 = 73,386,252.30/x - Step 3: Cross multiply
73,811,405.10x = 110,717,107.65 × 73,386,252.30 - Step 4: Simplify right side
73,811,405.10x = 8,125,113,595,929,160 - Step 5: Solve for x
x = 8,125,113,595,929,160/73,811,405.10 - Step 6: Final answer
x = 110,079,378.45
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.