Finding the Fourth Proportional to 807,764,889.04, 1,209,162,233.18 and 527,041,337.84
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Solution
The fourth proportional to 807,764,889.04, 1,209,162,233.18 and 527,041,337.84 is: 788,940,556.45
Step by Step Solution
- Step 1: Write the proportion equation
807,764,889.04 : 1,209,162,233.18 = 527,041,337.84 : x - Step 2: Convert to fraction form
807,764,889.04/1,209,162,233.18 = 527,041,337.84/x - Step 3: Cross multiply
807,764,889.04x = 1,209,162,233.18 × 527,041,337.84 - Step 4: Simplify right side
807,764,889.04x = 637,278,481,040,789,248 - Step 5: Solve for x
x = 637,278,481,040,789,248/807,764,889.04 - Step 6: Final answer
x = 788,940,556.45
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1.5x scale
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.