Finding the Fourth Proportional to 615,734,405.92, 849,713,210.99 and 333,476,861.00
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Solution
The fourth proportional to 615,734,405.92, 849,713,210.99 and 333,476,861.00 is: 460,197,922.39
Step by Step Solution
- Step 1: Write the proportion equation
615,734,405.92 : 849,713,210.99 = 333,476,861.00 : x - Step 2: Convert to fraction form
615,734,405.92/849,713,210.99 = 333,476,861.00/x - Step 3: Cross multiply
615,734,405.92x = 849,713,210.99 × 333,476,861.00 - Step 4: Simplify right side
615,734,405.92x = 283,359,694,346,510,496 - Step 5: Solve for x
x = 283,359,694,346,510,496/615,734,405.92 - Step 6: Final answer
x = 460,197,922.39
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.