Finding the Fourth Proportional to 2,032,729,768.62, 3,045,487,418.90 and 849,702,386.70
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Solution
The fourth proportional to 2,032,729,768.62, 3,045,487,418.90 and 849,702,386.70 is: 1,273,045,718.35
Step by Step Solution
- Step 1: Write the proportion equation
2,032,729,768.62 : 3,045,487,418.90 = 849,702,386.70 : x - Step 2: Convert to fraction form
2,032,729,768.62/3,045,487,418.90 = 849,702,386.70/x - Step 3: Cross multiply
2,032,729,768.62x = 3,045,487,418.90 × 849,702,386.70 - Step 4: Simplify right side
2,032,729,768.62x = 2,587,757,928,504,153,088 - Step 5: Solve for x
x = 2,587,757,928,504,153,088/2,032,729,768.62 - Step 6: Final answer
x = 1,273,045,718.35
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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.