Finding the Fourth Proportional to 967,901,962.19, 1,446,342,937.88 and 726,754,824.43
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Solution
The fourth proportional to 967,901,962.19, 1,446,342,937.88 and 726,754,824.43 is: 1,085,995,017.00
Step by Step Solution
- Step 1: Write the proportion equation
967,901,962.19 : 1,446,342,937.88 = 726,754,824.43 : x - Step 2: Convert to fraction form
967,901,962.19/1,446,342,937.88 = 726,754,824.43/x - Step 3: Cross multiply
967,901,962.19x = 1,446,342,937.88 × 726,754,824.43 - Step 4: Simplify right side
967,901,962.19x = 1,051,136,707,887,478,016 - Step 5: Solve for x
x = 1,051,136,707,887,478,016/967,901,962.19 - Step 6: Final answer
x = 1,085,995,017.00
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.