Finding the Fourth Proportional to 598,117,959.49, 825,368,346.62 and 333,779,206.09
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Solution
The fourth proportional to 598,117,959.49, 825,368,346.62 and 333,779,206.09 is: 460,596,086.60
Step by Step Solution
- Step 1: Write the proportion equation
598,117,959.49 : 825,368,346.62 = 333,779,206.09 : x - Step 2: Convert to fraction form
598,117,959.49/825,368,346.62 = 333,779,206.09/x - Step 3: Cross multiply
598,117,959.49x = 825,368,346.62 × 333,779,206.09 - Step 4: Simplify right side
598,117,959.49x = 275,490,791,466,639,520 - Step 5: Solve for x
x = 275,490,791,466,639,520/598,117,959.49 - Step 6: Final answer
x = 460,596,086.60
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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.