Finding the Fourth Proportional to 504,294,309.06, 756,671,304.55 and 258,823,324.08
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Solution
The fourth proportional to 504,294,309.06, 756,671,304.55 and 258,823,324.08 is: 388,352,949.37
Step by Step Solution
- Step 1: Write the proportion equation
504,294,309.06 : 756,671,304.55 = 258,823,324.08 : x - Step 2: Convert to fraction form
504,294,309.06/756,671,304.55 = 258,823,324.08/x - Step 3: Cross multiply
504,294,309.06x = 756,671,304.55 × 258,823,324.08 - Step 4: Simplify right side
504,294,309.06x = 195,844,182,275,797,664 - Step 5: Solve for x
x = 195,844,182,275,797,664/504,294,309.06 - Step 6: Final answer
x = 388,352,949.37
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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.