Finding the Fourth Proportional to 168,264,727.31, 252,429,813.96 and 64,626,351.19
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Solution
The fourth proportional to 168,264,727.31, 252,429,813.96 and 64,626,351.19 is: 96,952,094.88
Step by Step Solution
- Step 1: Write the proportion equation
168,264,727.31 : 252,429,813.96 = 64,626,351.19 : x - Step 2: Convert to fraction form
168,264,727.31/252,429,813.96 = 64,626,351.19/x - Step 3: Cross multiply
168,264,727.31x = 252,429,813.96 × 64,626,351.19 - Step 4: Simplify right side
168,264,727.31x = 16,313,617,806,931,902 - Step 5: Solve for x
x = 16,313,617,806,931,902/168,264,727.31 - Step 6: Final answer
x = 96,952,094.88
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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.