Finding the Fourth Proportional to 73,811,901.30, 110,717,851.95 and 73,811,901.30
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Solution
The fourth proportional to 73,811,901.30, 110,717,851.95 and 73,811,901.30 is: 110,717,851.95
Step by Step Solution
- Step 1: Write the proportion equation
73,811,901.30 : 110,717,851.95 = 73,811,901.30 : x - Step 2: Convert to fraction form
73,811,901.30/110,717,851.95 = 73,811,901.30/x - Step 3: Cross multiply
73,811,901.30x = 110,717,851.95 × 73,811,901.30 - Step 4: Simplify right side
73,811,901.30x = 8,172,295,160,281,412 - Step 5: Solve for x
x = 8,172,295,160,281,412/73,811,901.30 - Step 6: Final answer
x = 110,717,851.95
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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.